BOC-4,4-DIFLUORO-L-PROLINE METHYL ESTER(203866-17-5)
- Name: BOC-4,4-DIFLUORO-L-PROLINE METHYL ESTER
- Synonyms:1,2-Pyrrolidinedicarboxylicacid, 4,4-difluoro-, 1-(1,1-dimethylethyl) 2-methyl ester, (S)-; tert-Butyl(2S)-2-(methoxycarbonyl)-4,4-difluoropyrrolidine-1-carboxylate
- Molecular Formula:C11H17 F2 N O4
- Molecular Weight:265.257
- CAS Registry Number:203866-17-5
- EINECS:
- Melting Point:41-46oC
- Water Solubility:
CAS No.203866-17-5 (S)-1-TERT-BUTYL 2-METHYL 4,4-DIFLUOROPYRROLIDINE-1,2-DICARBOXYLATE
Assay:98%Min Appearance:detailed see specifications Package:according to the clients requirement Storage:Store in dry, dark and ventilated place. Transportation:by ocean shipping or clients requirement Application:An important raw material and intermediate used in Organic Synthesis, Pharmaceuticals
Min. Order:1Kilogram
Supplier:Dayang Chem (Hangzhou) Co.,Ltd. [
China (Mainland)] 
Assessed
SupplierTel:+86-571-88938639
Address:9/F, Unit 2 Changdi Torch Building, 259# WenSan Road, Xihu District, Hangzhou City 310012, P.R.China
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CAS No.203866-17-5 Newblue CHEM -- BOC-4,4-DIFLUORO-L-PROLINE METHYL ESTER
Assay:99% Appearance:White to offwhite crystalline powder Package:normal packing Storage:Room temperature. Transportation:by sea/by air Application:Pharmaceutical Intermediates, OLED Intermediates
Min. Order:1Kilogram
Supplier:HENAN NEW BLUE CHEMICAL CO.,LTD [
China (Mainland)] 
Assessed
SupplierTel:86-371-55170693/55170694
Address:Zhengzhou International Trade New Territory,Jinshui District,Zhengzhou ,China
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CAS No.203866-17-5 BOC-4,4-DIFLUORO-L-PROLINE METHYL ESTER
Assay:99% purity Appearance:White solid Package:According to the need to packing Storage:dry,low temperature Transportation:air,sea and courier Application:intermediate
Min. Order:1Gram
Supplier:Shanghai Minstar Chemical Co., Ltd [
China (Mainland)] 
Assessed
SupplierTel:0086-21-18019205509
Address:BUILDING 8, NO.1098, CHUANSHA ROAD, SHANGHAI, CHINA
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CAS No.203866-17-5 1-o-tert-butyl 2-o-methyl (2s)-4,4-difluoropyrrolidine-1,2-dicarboxylate
Assay:99% Appearance:powder or liquid Package:according to customer requirements Storage:store in dry dark and ventilated place Transportation:By Sea/Air/Courier Application:It is an important raw material.
Min. Order:10Gram
Supplier:Zibo Hangyu Biotechnology Development Co., Ltd [
China (Mainland)] Assessed
SupplierTel:86-15965530500
Address:Room1701, Tianxing Building,Licheng district, jinan, Shandong, China
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CAS No.203866-17-5 BOC-4,4-DIFLUORO-L-PROLINE METHYL ESTER
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)] 
Assessed
SupplierTel:+86-571-82512721
Address:No 317,Jingling Road,Guali Town,Xiaoshan District
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CAS No.203866-17-5 1-o-tert-butyl 2-o-methyl (2s)-4,4-difluoropyrrolidine-1,2-dicarboxylate
Assay:99% Appearance:white powder Package:According to the customer's requestment Storage:Store in dry, dark and ventilated plac... Transportation:Fast! Safe! Promise 100% safe and successful transportation. Door to door transportation services. Application:Pharmaceutical intermediates
Min. Order:1Kilogram
Supplier:Zibo Dorne chemical technology co. LTD [
China (Mainland)] 
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SupplierTel:+86-18560316533
Address:No. 416, 4th floor, zhongguancun science and technology city, no. 1, west 6th road, zhangdian district
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CAS No.203866-17-5 Featured products BOC-4,4-DIFLUORO-L-PROLINE METHYL ESTER
Assay:97% Appearance:White solid Package:According to the client's requirement Storage:Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage. Transportation:By sea or by air Application:intermediate
Min. Order:100Gram
Supplier:Chemlyte Solutions [
China (Mainland)] 
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SupplierTel:+86-189 8945 5137
Address:Jian Qiao Community, 789 Shenhua Road, Xihu District, Hangzhou, China, 310000
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CAS No.203866-17-5 BOC-4,4-DIFLUORO-L-PROLINE METHYL ESTER CAS:203866-17-5
Assay:99% Appearance:Brown powder Package:According to customer requirements Storage:Avoid light, ventilation and shade Transportation:Sea or Air Application:It is an important raw material and intermediate
Min. Order:1Gram
Supplier:Qingdao Beluga Import and Export Co., LTD [
China (Mainland)] Assessed
SupplierTel:+8613854236000
Address:qingdao
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CAS No.203866-17-5 BOC-4,4-DIFLUORO-L-PROLINE METHYL ESTER
Assay:NLT 98% Appearance:White powder Package:Aluminum bag/Carton Drum Storage:Store in a tightly closed container, in a cool and dry place. Transportation:By air Application:Used in producing API
Min. Order:0
Supplier:Hangzhou Huarong Pharm Co., Ltd. [
China (Mainland)] 
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SupplierTel:+86-571-86758373
Address:Room1101, Hakim International Building, Gongshu District, Hangzhou, Zhejiang Province, China.
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CAS No.203866-17-5 N-Boc-4,4-difluoro-L-proline methyl ester
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)] 
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SupplierTel:+86-571-86217390
Address:No.567 Dengcai Street,Sandun,Westlake District,Hangzhou310030,Zhejiang,China.
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CAS No.203866-17-5 1,2-Pyrrolidinedicarboxylicacid, 4,4-difluoro-, 1-(1,1-dimethylethyl) 2-methyl ester, (2S)-
Assay:99% Application:healing drugs
Min. Order:0
Supplier:Antimex Chemical Limied [
China (Mainland)] Assessed
SupplierTel:0086-21-50563169
Address:Room1027,No.Jinyu Road,Pudong
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CAS No.203866-17-5 1,2-Pyrrolidinedicarboxylicacid, 4,4-difluoro-, 1-(1,1-dimethylethyl) 2-methyl ester, (2S)-
Assay:98%min Appearance:Off-white to light yellow powder Package:According to the clients requirement. Storage:Keep in cool place. Application:Pharmaceutical intermediates
Min. Order:0
Supplier:Hangzhou J&H Chemical Co., Ltd. [
China (Mainland)] 
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SupplierTel:+86-571-87396432
Address:No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China
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CAS No.203866-17-5 N-Boc-4,4-difluoro-L-proline methyl ester
Assay:98% Package:25 kgs Packed in Drum,small order in carton Packing Storage:Store in cool and dry place, away from Sun light. Transportation:By Express,By Sea or by Air Application:Amino Acids
Min. Order:1Kilogram
Supplier:Xi'an HDM Biotech Co., Ltd. [
China (Mainland)] 
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SupplierTel:+86 -19991242181
Address:No. 1803, 18 / F, Unit 2, Building 1, No. 6299, Lanchi Second Road East, Zhengyang Street, Qinhan New City, Xixian New District, Shaanxi Province
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CAS No.203866-17-5 BOC-4,4-DIFLUORO-L-PROLINE METHYL ESTER
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)] Premium
SupplierTel:+852-30606658
Address:EASEY COMM BLDG 253-261 HENNESSY ROAD Hong Kong, China
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CAS No.203866-17-5 BOC-4,4-DIFLUORO-L-PROLINE METHYL ESTER
Assay:99%min Appearance:white crystalline powder Package:25KG drum Storage:Store in dry, dark and ventilated place Transportation:by air, by sea, by express Application:pharmaceutical intermediate
Min. Order:0
Supplier:Hangzhou Fandachem Co.,Ltd [
China (Mainland)] 
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SupplierTel:+86-571-28800458
Address:Room 5010, No.9 YanAn Road,Hangzhou,Zhejiang,China
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CAS No.203866-17-5 High quality N-Boc-4,4-Difluoro-L-proline methyl ester CAS 203866-17-5 with factory price
Assay:98%min Appearance:White Powder Package:1kg/foil bag Storage:room temp Transportation:By sea /Air / Courier Application:Fine Chemical
Min. Order:10Kilogram
Supplier:Wuhan Fortuna Chemical Co.,Ltd [
China (Mainland)] Premium
SupplierTel:86-27-59207850
Address:Add: Room 2015, No.2 Building, Kaixin Mansion No.107 Jinqiao Avenue, Wuhan, China
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CAS No.203866-17-5 Pharmaceutical Grade CAS 203866-17-5 with competitive 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:Chemical raw materials, pharmaceutical intermediates, cosmetic raw materials, etc.
Min. Order:1Kilogram
Supplier:Zhuozhou Wenxi import and Export Co., Ltd [
China (Mainland)] Premium
SupplierTel:+86-13111626072
Address:Room 1710, Baoxin International Phase I, 19 Guanyun East Road, Zhuozhou, Hebei
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CAS No.203866-17-5 BOC-4,4-DIFLUORO-L-PROLINE 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)] 
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SupplierTel:86-571-89925085
Address:Watts Cosine.No.166.Xiangmao Road.
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CAS No.203866-17-5 1-tert-butyl 2-methyl (2S)-4,4-difluoropyrrolidine-1,2-dicarboxylate
Assay:99.3% Appearance:white or Almost colorless Package:2.5kg or 5kg Transportation:Air freight, sea freight, and express delivery Application:intermediate
Min. Order:4Kilogram
Supplier:SHANGHAI T&W PHARMACEUTICAL CO., LTD. [
China (Mainland)] Premium
SupplierTel:+86-21-61551611
Address:601, No. 1, 2277 Nong, Zu Chongzhi Road, Zhangjiang Hightech. Park, Pudong
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CAS No.203866-17-5 Methyl (S)-1-Boc-4,4-difluoropyrrolidine-2-carboxylate
Assay:98%min Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Application:organic intermediates
Min. Order:0Metric Ton
Supplier:Hunan chemfish Pharmaceutical co.,Ltd [
China (Mainland)] Premium
SupplierTel:0731-85567275
Address:Innovation center , Meixi Lake ,Yuelu district ,Changsha City, Hunan Province , China
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CAS No.203866-17-5 1-tert-butyl 2-methyl (2S)-4,4-difluoropyrrolidine-1,2-dicarboxylate
Assay:98% 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:Pharmaceutical intermediates Chemical reagent For R&D use only
Min. Order:0
Supplier:Shanghai Finebiotech Co.,Ltd. [
China (Mainland)] 
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SupplierTel:18717800556
Address:303, 26 Lane 1198, Yongsong Road, Pujiang Town, Minhang District, Shanghai,China
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CAS No.203866-17-5 BOC-4,4-DIFLUORO-L-PROLINE METHYL ESTER
Assay:98% Package:bottle Transportation:Sealed drying锛?5鈩冿級 Application:Drug R&D
Min. Order:1Gram
Supplier:Suzhou Sibian Chemical Technology Co., Ltd [
China (Mainland)] 
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SupplierTel:+8618169181984,+8618013186906
Address:Room1404,BuildingA,Jiabao Square No.323 Baodai East Road,Wuzhong District,Suzhou Jiangsu China (215128)
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CAS No.203866-17-5 Factory Supply N-Boc-4,4-difluoro-L-proline methyl ester
Assay:99% Appearance:powder or granule ( refer to COA) Package:25kgs/fiber drum Storage:Keep in a cool & dry place Transportation:by sea or by air Application:Librium, Valium
Min. Order:0
Supplier:Ality Chemical Corporation [
China (Mainland)] Premium
SupplierTel:86-(0)592-8883942
Address:Fine chemical industry park, Nantong,Jiangsu
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CAS No.203866-17-5 tert-Butyl (2S)-2-(methoxycarbonyl)-4,4-difluoropyrrolidine-1-carboxylate
Assay:98.5% Appearance:white/off-white or light yellow Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Storage:Store in cool and dry place, keep away from strong light and heat. Transportation:by courier, by air, by sea Application:This product can be used in food/pharmaceutical/cosmetical industry
Min. Order:0
Supplier:Suzhou Health Chemicals Co., Ltd. [
China (Mainland)] Premium
SupplierTel:13776257979
Address:No. 338, Jingang Avenue,
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CAS No.203866-17-5 Methyl (S)-1-Boc-4,4-difluoropyrrolidine-2-carboxylate 203866-17-5
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)] Premium
SupplierTel:0086-182-2994-0868
Address:Buiding4,Lugu Enterprise Plaza, Yuelu Distric
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CAS No.203866-17-5 N-Boc-4,4-Difluoro-L-proline methyl ester manufacturer
Assay:鈮?8% Appearance:white powder Package:According client's requirements Storage:keep sealed and keep from direct light Transportation:by express or by sea Application:pharmaceutical
Min. Order:0
Supplier:Shanghai Yuanye Bio-Technology Co., Ltd. [
China (Mainland)] Premium
SupplierTel:+86-21-61845781
Address:Building 6, No. 465, Changta Road,Songjiang District,Shanghai,China
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CAS No.203866-17-5 N-boc-4,4-difluoro-l-proline methyl ester cas no. 203866-17-5 98%
Assay:0.98 Package:Grams, Kilograms Transportation:According to customer request Application:For R&D
Min. Order:0
Supplier:Win-Win chemical Co.Ltd [
China (Mainland)] Premium
SupplierTel:0086-577-64498589
Address:6F, No. 396 Xingping Road, Longwan Industrial Zone, Wenzhou City, Zhejiang, 325000 P.R.China
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