
Triflusulfuron-methyl(126535-15-7)
- CAS Registry Number:
- 126535-15-7
- Synonyms:
- DPX 66037;Safari;Safari (herbicide);Upbeet;
- Molecular Formula:
- C17H19F3N6O6S
- Molecular Weight:
- 478.409
- EINECS:
CAS No.:126535-15-7
Name: Triflusulfuron-methyl
Related Suppliers
CAS No.126535-15-7 triflusulfuron-methyl is high-effective and safe postemergence herbicide by Agrochemical manufactory with 95%TC,50%WP,50%WDG
Assay:95% Appearance:White, crystalline solid Package:Solid:50g,100g,200g,250g,400g,500g,1kg,10kg bag ,20kg, 25kg,40kg bag,50kg,600kg, 900kg; Aluminum Foil Bag,plastic bag, fiber bag, fiber drum,water soluble bag, carton, or as your request liquid:20ml,1 Storage:Ventilated, dry at low temperature Transportation:EXPRESS,AIR,SEA Application:be used as a post-emergence control of many annual and perennial broad-leaved weeds in sugar beet, at 10-20 g/ha.
Min. Order:100Metric Ton
Supplier:Rely Chemicals Ltd. [
China (Mainland)]
CAS No.126535-15-7 Benzoic acid,2-[[[[[4-(dimethylamino)-6-(2,2,2-trifluoroethoxy)-1,3,5-triazin-2-yl]amino]carbonyl]amino]sulfonyl]-3-methyl-,methyl ester/ LIDE PHARMA- Factory supply / Best price
Assay:98% Appearance:Whie powder Package:1kg/Al-foiled bag; 25kg/drum Storage:Storage: In well-closed container, protected from light and in cool & dry place. Application:The product is used for pharmaceutical intermediates.
Min. Order:1Gram
Supplier:LIDE PHARMACEUTICALS LIMITED [
China (Mainland)]
CAS No.126535-15-7 High quality Triflusulfuron-methyl supplier in China
Assay:99% Appearance:white-off solid or colorless liquid ( referto COA) Package:25kgs/fiber drum or 200kgs/UN drum Storage:in a cool and dry place Transportation:by sea or by air Application:Agrochemical
Min. Order:1Kilogram
Supplier:Simagchem Corporation [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:98% Appearance:Detailed see specifications Package:according to the clients requirement Storage:Store in dry, dark and ventilated place. Transportation:by sea or by air Application:It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff.
Min. Order:1Kilogram
Supplier:Dayang Chem (Hangzhou) Co.,Ltd. [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99% Appearance:neat Package:according to the need of packing Storage: dry, low temperature Transportation:air sea or courier Application:intermediate
Min. Order:1Gram
Supplier:Shanghai Minstar Chemical Co., Ltd [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99% Package:According to customer requirements Transportation:By Sea/Air/Courier Application:medicine
Min. Order:10Gram
Supplier:Zibo Hangyu Biotechnology Development Co., Ltd [
China (Mainland)]
CAS No.126535-15-7 Lower Price Triflusulfuron-methyl
Assay:96.0% Appearance:White powder solid Package:25kg/drum Storage:Cool and dry place Transportation:by sea or by air, express for small quantity Application:CAS: 126535-15-7
Min. Order:1Kilogram
Supplier:Siwei Development Group Ltd. [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99% Package:According client's requirements Transportation:by sea/by air/by courier Application:Chemical products
Min. Order:1Kilogram
Supplier:Hangzhou ZeErRui Chemical Co., Ltd. [
China (Mainland)]
CAS No.126535-15-7 triflusulfuron-methyl cas126535-15-7
Assay:99% Appearance:powder Package:bags Storage:Dry and ventilated Transportation:We can use express ,air and sea transportation! Application:Industrial and medical
Min. Order:25Gram
Supplier:Hebei Mujin Biotechnology Co.,Ltd [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:鈮?9% Appearance:white Package:Bagged or according to your request Storage:2-8掳C Transportation:Transport锛? EMS,DHL, TNT, UPS ,FEDEX, BY AIR, BY SEA DHL Express, FedEx and EMS for quantity less than 50KG, usually called as DDU service; Sea shipping for quantity over 500KG; And air shipping i Application:study Industrial grade, pharmaceutical grade, food grade, cosmetic grade, reagent grade
Min. Order:1Kilogram
Supplier:Hebei Nengqian Chemical Import and Export Co., LTD [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl | Best price
Assay:99% Appearance:White crystal Package:25 kg/bag or as you request. Storage:Store at a ventilated, dry place. Transportation:By sea or by air. Application:Widely used in agriculture.
Min. Order:1Metric Ton
Supplier:COLORCOM LTD. [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99% Appearance:powder Package:Ex-factory package Storage:Keep in dark place,Sealed in dry,Room Temperature Transportation:1.Stock products are normally shipping within 3 working days. 2.For rush delivery, please contact our sales team for particular arrangement. Shipping Details: 1.We ship goods via DHL, Application:Organic chemicals
Min. Order:1Gram
Supplier:HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99% Appearance:White fine powder Package:according to the clients requirement Transportation:Transportation by express, air, sea; port mainly to Qingdao / Tianjin / Shanghai, or according to customer needs to send different ports and aviation. Application:An important raw material and intermed
Min. Order:1Kilogram
Supplier:Shandong Hanjiang Chemical Co., Ltd. [
China (Mainland)]
CAS No.126535-15-7 triflusulfuron-methyl
Assay:99.0% Appearance:liquid Package:Grams, Kilograms Storage:Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials. Transportation:According to customer request Application:For R&D and commerical use
Min. Order:100Gram
Supplier:Chemlyte Solutions [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99% Appearance:White powder Package:25KGS/Drum Storage:Room temperature Transportation:BY SEA Application:API锛孭harmaceutical intermediates
Min. Order:1Gram
Supplier:HENAN NEW BLUE CHEMICAL CO.,LTD [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99% Appearance:White powder Package:200/Kilograms Storage:Sealed and preserved Transportation:By sea Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents
Min. Order:0
Supplier:GIHI CHEMICALS CO.,LIMITED [
China (Mainland)]
CAS No.126535-15-7 Benzoic acid,2-[[[[[4-(dimethylamino)-6-(2,2,2-trifluoroethoxy)-1,3,5-triazin-2-yl]amino]carbonyl]amino]sulfonyl]-3-methyl-,methyl ester
Assay:99% Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents
Min. Order:0
Supplier:Antimex Chemical Limied [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99% Application:Medical research field
Min. Order:0
Supplier:Qingdao Beluga Import and Export Co., LTD [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl CAS NO.126535-15-7
Assay:99% Appearance:White Powder Package:10g,20g,50g,100g,500g,1KGS,5KGS,10KGS,25KGS?per?bag?/?drum?/?bottle Storage:store in cool, dry, ventilated place 20鈩?nbsp;Transportation:by Sea, air and express Application:high-efficacy disinfectant
Min. Order:20Metric Ton
Supplier:Jilin Artel New Materials Co., LTD [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:98%min Appearance:Off-white to light yellow powder Package:According to the clients requirement. Storage:Keep in cool place. Transportation:Sea/air/courier Application:Pharmaceutical intermediates
Min. Order:0
Supplier:Hangzhou J&H Chemical Co., Ltd. [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:98% Appearance:powder Package:depended Storage:Store in dry, dark and ventilated place Transportation:by air or by sea Application:126535-15-7
Min. Order:1Kilogram
Supplier:HENAN SUNLAKE ENTERPRISE CORPORATION [
China (Mainland)]
CAS No.126535-15-7 123 Share on tumblrShare on linkedinShare on favoritesShare on facebookMore Sharing Services Triflusulfuron-methyl CAS NO.126535-15-7 CAS NO.126535-15-7 CAS NO.126535-15-7
Assay:99% Appearance:White powder or granule Package:25kg drum/bag Storage:Keep in dry and cool place Transportation:by Sea, air and express Application:Used as a calcium booster in the food industry
Min. Order:1Metric Ton
Supplier:KAISA GROUP INC [
United States]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99% Package:box or opp package Storage:cool drum Transportation:air or sea Application:Triflusulfuron-methyl
Min. Order:1Milligram
Supplier:weifang yangxu group co.,ltd [
China (Mainland)]
CAS No.126535-15-7 Benzoic acid,2-[[[[[4-(dimethylamino)-6-(2,2,2-trifluoroethoxy)-1,3,5-triazin-2-yl]amino]carbonyl]amino]sulfonyl]-3-methyl-,methyl ester
Assay:99% Package:drum Transportation:By Sea/Air/DHL Application:chemical
Min. Order:0
Supplier:Henan Wentao Chemical Product Co., Ltd. [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99 Appearance:powder, or liquid Package:Bottle, barrel, cargo, container, etc. Storage:Stored in room temperature, ventilated place Transportation:By air, ship, express, etc. Application:Pharmaceuticals, intermediates, APIs, custom synthesis, chemicals
Min. Order:0
Supplier:LEAP CHEM Co., Ltd. [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99% Appearance:neat Package:as your requirement Storage:Keep it in dry,shady and cool place Transportation:by Sea, by Air, by Land/EMS/TNT/DHL/ Application:Pharma;Industry;Agricultural;chemical reaserch
Min. Order:0
Supplier:Wuhan Circle Star Chem-medical Technology co.,Ltd. [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron methyl
Assay:95%+ or 98%+ Appearance:solid Package:10mg/25mg/50mg/100mg/1000mg/5000mg Storage:short-term storage normal temperature. long-term storage 2-8 鈩?nbsp;Application:for drug impurities, for drug standards,for drug research and development
Min. Order:0
Supplier:Hubei Moxin Biotechnology Co., Ltd [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:COA Appearance:COA Storage:in stock Application:MSDS/TDS
Min. Order:0
Supplier:Aecochem Corp. [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl CAS:126535-15-7
Assay:99% Appearance:White Powder Package:25kg /carton or 25kg/drum Storage:Store in cool and dry place, away from sun light. Transportation:By sea or by air Application:Agrochemical Intermediates, Dyestuff Intermediates
Min. Order:5Metric Ton
Supplier:Henan Sinotech Import&Export Corporation [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl/High quality/Best price
Assay:98% Appearance:detailed see specifications Package:according to the clients requirement Storage:Store in dry, dark and ventilated place Transportation:transport by sea or by air Application:Herbicide;Brush Controller;Alphabetic;Herbicides;M;METI - MZPesticides&Metabolites;
Min. Order:1Gram
Supplier:Shanghai Massive Chemical Technology Co., Ltd. [
China (Mainland)]
CAS No.126535-15-7 Wholesale price CAS 126535-15-7 with best price
Assay:99% Appearance:White powder Package: [Packaging]20mg, 50mg,100mg,1g,10g,100g,according to customers' requirements Storage: should be stored in a well-closed container at low temperature, keep away from moisture, heat and light. Transportation:1. Samples 1kg-10kg are shipped by international express. 2. 50kg-100kg of goods are transported by dedicated line logistics. 3. Cargo 100kg-1ton is transported by dedicated line logistics. Application:Raw materials in the pharmaceutical field
Min. Order:10Kilogram
Supplier:Zhuozhou Wenxi import and Export Co., Ltd [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99%min Appearance:white or almost white powder Package:1kg/drum, 25kg/drum, 200kg/drum,500kg/drum Storage:Keep it in dry, cool and ventilated place Transportation:by sea or by air Application:For scientific research
Min. Order:1Kilogram
Supplier:Shanghai Seasonsgreen Chemical Co.,Ltd [
China (Mainland)]
CAS No.126535-15-7 Benzoic acid,2-[[[[[4-(dimethylamino)-6-(2,2,2-trifluoroethoxy)-1,3,5-triazin-2-yl]amino]carbonyl]amino]sulfonyl]-3-methyl-,methyl ester
Assay:99% Appearance:liquid or powder Package:according to the clients requirement Storage:Dry and Cool Place Transportation:UPS FedEx ,DHL,EXPRESS LINE Application:API
Min. Order:1Gram
Supplier:Shandong Mopai Biotechnology Co., LTD [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99.0% Appearance:Clear, colorless liquid Package:according to your requirement Storage:Store in a dry, dark and ventilated place Transportation:by air/by sea /by train Application:lt is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff.
Min. Order:1Kilogram
Supplier:Suzhou Senfeida Chemical Co., Ltd [
China (Mainland)]
CAS No.126535-15-7 2-[[[[4-(dimethylamino)-6-(2,2,2-trifluoroethoxy)-1,3,5-triazin-2-yl]amino]-oxomethyl]sulfamoyl]-3-methylbenzoic acid methyl ester
Assay:97% Appearance:Powder or liquid Package:According to customer Storage:Store in a tightly closed container, in a cool and dry place. Transportation:Fedex,DHL,TNT,BY SEA and BY AIR Application:Medicinal Chemistry Biomedicine Pharmaceutical intermediates Chemistry experiment Biological experiments Chemical reagent For R&D use only.
Min. Order:10Milligram
Supplier:Amadis Chemical Co., Ltd. [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:99% Haccp,,Halal,SC US FDA GMP ISO14001 Appearance:As per Certificate of analysis and our TDS, MSDS Package:Export standard and according to the clients requirement Storage:Store in dry, dark and ventilated place;ISO / Kosher /GMP licence commercial bulk capacity factory in China Transportation:By AIR or by SEA GMP licence / US-FDA,South Korea-KFDA Application:It is an important raw material and intermediate for chemical industry.
Min. Order:5Kiloliter
Supplier:Chemwill Asia Co., Ltd. [
China (Mainland)]
CAS No.126535-15-7 Methyl 2-[4-(dimethylamino)-6-(2,2,2-trifluoroethoxy)-1,3,5-triazin-2-ylaminocarbonylaminosulfonyl]-3-methylbenzoate
Assay:97% Appearance:white crystalline powder Package:according to the clients requirement Storage:Room temperature with sealed well Transportation:by sea or by air Application:Use as primary and secondary intermediate
Min. Order:0
Supplier:BOC Sciences [
United States]
CAS No.126535-15-7 Triflusulfuron-methyl 126535-15-7
Assay:98% Appearance:solid or liquid Package:Foil bag; Drum; Plastic bottle Storage:in sealed air resistant place Transportation:by sea or air Application:Pharma;Industry;Agricultural
Min. Order:0
Supplier:Hunan Russell Chemicals Technology Co.,Ltd [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl CAS No.126535-15-7
Assay:99.90% Appearance:solid or liquid Package:As customer's requested Storage:sealed in cool and dry place Transportation:by courier/air/sea Application:Pharma Intermediate
Min. Order:0
Supplier:Guangdong Juda Chemical Industrial Co.,Limited [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require
Min. Order:0
Supplier:Hunan chemfish Pharmaceutical co.,Ltd [
China (Mainland)]
CAS No.126535-15-7 Triflusulfuron-methyl
Assay:98% Package:According to the demand of customer Storage:Sealed, dry, microtherm , avoid light and smell. Transportation:by air or by sea Application:Organic synthesis
Min. Order:0
Supplier:Henan Allgreen Chemical Co.,Ltd [
China (Mainland)]
- Rely Chemicals Ltd.
China (Mainland)
- Tel:+86-518-81061113
- No. 8 Lingzhou Road, Lianyungang, Jiangsu, China
- LIDE PHARMACEUTICALS LIMITED
China (Mainland)
- Tel:+86-25-58409506
- 11F, Building A1, No.288 North Zhongshan Road, Gulou District, Nanjing,210003, P.R.China.
- Dayang Chem (Hangzhou) Co.,Ltd.
China (Mainland)
- Tel:+86-571-88938639
- 9/F, Unit 2 Changdi Torch Building, 259# WenSan Road, Xihu District, Hangzhou City 310012, P.R.China
- weifang yangxu group co.,ltd
China (Mainland)
- Tel:+08613666361637--
- No 5.dongfeng east street.gaoxin district.weifang city.
- Hubei Moxin Biotechnology Co., Ltd
China (Mainland)
- Tel:+86-173-20513646
- Company address: Room 005, 15th Floor, Building D2, Phase III, Software New Town, No. 8 Huacheng Avenue, East Lake High-tech Development Zone, Wuhan, Hubei Province, China
- KAISA GROUP INC
United States
- Tel:+1(314)954-83-86
- 1312 17th Street Suite 1402 Denver CO 80202
- Shandong Mopai Biotechnology Co., LTD
China (Mainland)
- Tel:+86-15965530500
- shandong
- Suzhou Senfeida Chemical Co., Ltd
China (Mainland)
- Tel:186-624-33356
- Hushuguan Economic and Technological Development Zone, Suzhou High-tech Zone
- Wuhan Circle Star Chem-medical Technology co.,Ltd.
China (Mainland)
- Tel:+86-13437180835
- Room 02-31, 13 / F, Building 9, Guannan Fuxing Medical Park Phase II, No.58, Guanggu Avenue, East Lake New Technology Development Zone, Wuhan, Hubei, China (Wuhan Area, Free Trade Zone)
- HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD
China (Mainland)
- Tel:+8615383190639-15383190639-15383190639
- Hao Shun Hua Yue City
- COLORCOM LTD.
China (Mainland)
- Tel:+86-571-89007001
- ROOM 707, BUILDING 19, HUAXIA CENTER, CANGQIAN SUBDISTRICT, YUHANG DISTRICT, HANGZHOU CITY, ZHEJIANG PROVINCE, CHINA.
- COLORCOM LTD.
China (Mainland)
- Tel:+86-571-89007001
- ROOM 707, BUILDING 19, HUAXIA CENTER, CANGQIAN SUBDISTRICT, YUHANG DISTRICT, HANGZHOU CITY, ZHEJIANG PROVINCE, CHINA.
- Hebei Nengqian Chemical Import and Export Co., LTD
China (Mainland)
- Tel:86-139-10575315
- No.1722, Block C, Yangguang Xinzhuo Plaza, 256 Renmin West Road, Fuxing District, Handan City, Hebei Province
- LEAP CHEM Co., Ltd.
China (Mainland)
- Tel:+852-30606658
- EASEY COMM BLDG 253-261 HENNESSY ROAD Hong Kong, China
- Qingdao Beluga Import and Export Co., LTD
China (Mainland)
- Tel:+8613854236000
- qingdao
- Shandong Hanjiang Chemical Co., Ltd.
China (Mainland)
- Tel:+86 18369939125
- No.25A Qilu Industrial Park
- Zhuozhou Wenxi import and Export Co., Ltd
China (Mainland)
- Tel:+86-13111626072
- Room 1710, Baoxin International Phase I, 19 Guanyun East Road, Zhuozhou, Hebei
- Zhuozhou Wenxi import and Export Co., Ltd
China (Mainland)
- Tel:+86-13111626072
- Room 1710, Baoxin International Phase I, 19 Guanyun East Road, Zhuozhou, Hebei
- Zhuozhou Wenxi import and Export Co., Ltd
China (Mainland)
- Tel:+86-13111626072
- Room 1710, Baoxin International Phase I, 19 Guanyun East Road, Zhuozhou, Hebei
- Zhuozhou Wenxi import and Export Co., Ltd
China (Mainland)
- Tel:+86-13111626072
- Room 1710, Baoxin International Phase I, 19 Guanyun East Road, Zhuozhou, Hebei
- Zhuozhou Wenxi import and Export Co., Ltd
China (Mainland)
- Tel:+86-13111626072
- Room 1710, Baoxin International Phase I, 19 Guanyun East Road, Zhuozhou, Hebei
- Zhuozhou Wenxi import and Export Co., Ltd
China (Mainland)
- Tel:+86-13111626072
- Room 1710, Baoxin International Phase I, 19 Guanyun East Road, Zhuozhou, Hebei
- Chemlyte Solutions
China (Mainland)
- Tel:+86-189 8945 5137
- Jian Qiao Community, 789 Shenhua Road, Xihu District, Hangzhou, China, 310000
- Chemlyte Solutions
China (Mainland)
- Tel:+86-189 8945 5137
- Jian Qiao Community, 789 Shenhua Road, Xihu District, Hangzhou, China, 310000
- Hebei Mujin Biotechnology Co.,Ltd
China (Mainland)
- Tel:13231137666
- hebei province,China
- Henan Wentao Chemical Product Co., Ltd.
China (Mainland)
- Tel:+86-370-2722992
- 32 Room, 5th Floor, Building 11, No. 6 Yinxing Road, High-tech Industrial Development Zone, Zhengzhou City, Henan Province
- Guangdong Juda Chemical Industrial Co.,Limited
China (Mainland)
- Tel:+86-15527996628
- Guangzhou chemical city Tianhe District Guangzhou Guangdong China
- Guangdong Juda Chemical Industrial Co.,Limited
China (Mainland)
- Tel:+86-15527996628
- Guangzhou chemical city Tianhe District Guangzhou Guangdong China
- Jilin Artel New Materials Co., LTD
China (Mainland)
- Tel:+86-19990500590-
- Dianshi Plazza,Chaoyang District
- Jilin Artel New Materials Co., LTD
China (Mainland)
- Tel:+86-19990500590-
- Dianshi Plazza,Chaoyang District
Other Product
- -
- -
- -
- -
- -
- -
- -
- -
- -
- (4S,6R)-6-{2-[(2-hydroxy-ethyl)-(4-methoxy-benzenesulfonyl)-amino]-ethoxy}-4-isopropyl-5,6-dihydro-4H-pyran-2-carboxylic acid allyl ester
- [1,4'-Bipiperidine]-1'-carboxylic acid, 4-(1H-indol-7-yl)-, ethyl ester
- 1,3,5-Tris(4-acetamidophenyl)penta-1,5-dione
- 1,5-Bis(3-aminophenyl)-3-(4-N,N-di-methylaminophenyl)penta-1,5-dione
- 1,5-Bis(4-acetamidophenyl)-3-phenylpenta-1,5-dione
- 1,5-Bis(4-aminophenyl)-3-(4-acetamido-phenyl)penta-1,5-dione
- 1,5-Bis(4-aminophenyl)-3-phenylpenta-1,5-dione