(S)-N-ALPHA-T-BUTYLOXYCARBONYL-PYROGLUTAMIC ACID T-BUTYL ESTER(91229-91-3)
- Name: (S)-N-ALPHA-T-BUTYLOXYCARBONYL-PYROGLUTAMIC ACID T-BUTYL ESTER
- Synonyms:1,2-Pyrrolidinedicarboxylicacid, 5-oxo-, bis(1,1-dimethylethyl) ester, (2S)- (9CI);1,2-Pyrrolidinedicarboxylic acid, 5-oxo-, bis(1,1-dimethylethyl) ester, (S)-;N-tert-Butoxycarbonylpyroglutamic acid tert-butyl ester;tert-ButylN-(tert-butoxycarbonyl)pyroglutamate;
- Molecular Formula:C14H23NO5
- Molecular Weight:285.34
- CAS Registry Number:91229-91-3
- EINECS:
- Melting Point:55.0 to 59.0 °C
- Water Solubility:
CAS No.91229-91-3 (S)-N-BOC-2-PYRROLIDONE-5-CARBOXYLIC ACIDTERT-BUTYLESTER
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
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Supplier:Dayang Chem (Hangzhou) Co.,Ltd. [
China (Mainland)] 
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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.91229-91-3 high quality (S)-N-ALPHA-T-BUTYLOXYCARBONYL-PYROGLUTAMIC ACID T-BUTYL ESTER
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Min. Order:1Kilogram
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China (Mainland)] 
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Address:Zhengzhou International Trade New Territory,Jinshui District,Zhengzhou ,China
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CAS No.91229-91-3 high quality (S)-N-ALPHA-T-BUTYLOXYCARBONYL-PYROGLUTAMIC ACID T-BUTYL ESTER
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)] 
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Address:Room1701, Tianxing Building,Licheng district, jinan, Shandong, China
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CAS No.91229-91-3 (S)-N-ALPHA-T-BUTYLOXYCARBONYL-PYROGLUTAMIC ACID T-BUTYL ESTER
Assay:99% Package:According client's requirements Transportation:by sea/by air/by courier Application:Chemical products
Min. Order:1Kilogram
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China (Mainland)] 
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SupplierTel:+86-571-82512721
Address:No 317,Jingling Road,Guali Town,Xiaoshan District
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CAS No.91229-91-3 (S)-N-ALPHA-T-BUTYLOXYCARBONYL-PYROGLUTAMIC ACID T-BUTYL ESTER CAS:91229-91-3
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
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China (Mainland)] 
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CAS No.91229-91-3 buy high quality of BOC-L-Pyr.Otbu global
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CAS No.91229-91-3 (S)-N-ALPHA-T-BUTYLOXYCARBONYL-PYROGLUTAMIC ACID T-BUTYL ESTER
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:Pharmaceutical raw materials
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China (Mainland)] 
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CAS No.91229-91-3 S)-N-ALPHA-T-BUTYLOXYCARBONYL-PYROGLUTAMIC ACID T-BUTYL ESTER
Assay:99% Appearance:powder Package:100g/bottle,1kg/bottle,25kg/drum or as per your request Storage:Stored in cool, dry and ventilation place; Away from fire and heat Transportation:BY AIR Application:Used as Pharmaceutical Intermediates
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CAS No.91229-91-3 (S)-N-Boc-2-pyrrolidone-5-carboxylic acid tert-butyl ester
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China (Mainland)] Assessed
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CAS No.91229-91-3 1,2-Pyrrolidinedicarboxylicacid, 5-oxo-, 1,2-bis(1,1-dimethylethyl) ester, (2S)-
Assay:99% Appearance:White fine powder Package:according to the clients requirement Storage:Store in dry dark and ventilated place Transportation:Transportation by express, air, sea; port mainly to Qingdao / Tianjin / Shanghai, or according to customer needs to send different ports and aviation. Application:It is an important raw material.
Min. Order:1Kilogram
Supplier:Shandong Hanjiang Chemical Co., Ltd. [
China (Mainland)] 
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CAS No.91229-91-3 (S)-N-ALPHA-T-BUTYLOXYCARBONYL-PYROGLUTAMIC ACID T-BUTYL ESTER
Assay:HPLC鈮?8% Appearance:powder Storage:Sealed in dry,Room Temperature Transportation:by express or by sea Application:for pharma use
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China (Mainland)] Assessed
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Address:Guodu Development Building
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CAS No.91229-91-3 1,2-Pyrrolidinedicarboxylicacid, 5-oxo-, 1,2-bis(1,1-dimethylethyl) ester, (2S)-
Assay:0.98 Appearance:Off white to slight yellow solid Package:1L 5L 10L 25L bottle Storage:Stored in shaded, cool and dry places Transportation:Handle with cares to avoid damaging the packages. Protect them from sunshine or rain. We can send by Fedex, by ship or by plane according to international rules. Application:pharma intermediate
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CAS No.91229-91-3 di-tert-butyl (2S)-5-oxopyrrolidine-1,2-dicarboxylate
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CAS No.91229-91-3 BOC-L-Pyr.Otbu
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CAS No.91229-91-3 BOC-L-Pyr.Otbu
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China (Mainland)] 
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CAS No.91229-91-3 ditert-butyl (2S)-5-oxopyrrolidine-1,2-dicarboxylate
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China (Mainland)] Assessed
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Address:Jian Qiao Community, 789 Shenhua Road, Xihu District, Hangzhou, China, 310000
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CAS No.91229-91-3 Boc-L-Pyr-OtBu
Assay:98% Application:intermediate
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China (Mainland)] Assessed
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Address:Room C1301, New Youth Plaza, 8 Jia Shan Road, Hangzhou, China
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CAS No.91229-91-3 1,2-Pyrrolidinedicarboxylicacid, 5-oxo-, 1,2-bis(1,1-dimethylethyl) 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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Address:No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China
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CAS No.91229-91-3 Boc-L-Pyr-Otbu
Assay:99%+ Package:25kg,50kg,180kg,200kg,250kg,1000kg锛宑ustomization Storage:Keep it in dry,shady and cool place Transportation:Transit could be DHL,UPS,TNT,EMS,Fedex,and so on. For mass orders, it will be delivered by air or sea. For small order, please expect 3-7 days by UPS DHL EMS. For mass order, please allow 5-8 days. Application:Pharma;Industry;Agricultural;chemical reaserch
Min. Order:1Kilogram
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China (Mainland)] 
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Address: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)
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CAS No.91229-91-3 CAS NO.:91229-91-3
Assay:99% Appearance:white powder Package:drum Storage:Room temperature Transportation:By Sea/Air/DHL Application:Pharmaceutical intermediates
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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
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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.91229-91-3 S)-N-ALPHA-T-BUTYLOXYCARBONYL-PYROGLUTAMIC ACID T-BUTYL 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
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China (Mainland)] 
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Address:Room 5010, No.9 YanAn Road,Hangzhou,Zhejiang,China
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CAS No.91229-91-3 Pharmaceutical Grade CAS 91229-91-3 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
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SupplierTel:+86-13111626072
Address:Room 1710, Baoxin International Phase I, 19 Guanyun East Road, Zhuozhou, Hebei
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CAS No.91229-91-3 (S)-5-Oxo-1,2-pyrrolidinedicarboxylic acid di-tert-butyl ester
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)] Premium
SupplierTel:021-51086038
Address:High-Tech Industrial park,Chemical Economical Development Zone,Xuzhou, Jiangsu-Province, P.R.China
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CAS No.91229-91-3 (S)-N-alpha-t-Butyloxycarbonyl-pyroglutamic acid t-butyl 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
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China (Mainland)] Premium
SupplierTel:86-571-89925085
Address:Watts Cosine.No.166.Xiangmao Road.
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CAS No.91229-91-3 Boc- Pyroglutamic acid ter-butyl ester
Assay:99% Appearance: white powder Package: 25kgs/drum Storage:Store in cool and dry place, away from sun light. Transportation:By sea or by air Application:Flavoring Agents, Nutrition Enhancers
Min. Order:1Kilogram
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SupplierTel:86-371-86181678
Address:No. 260, Dongming Road,Jinshui District
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CAS No.91229-91-3 di-tert-butyl (2S)-5-oxopyrrolidine-1,2-dicarboxylate
Assay:99% Appearance:powder Package:1kg/bag; 101kg/drum, or as customer's required Storage:Keep in a cool & dry place Transportation:by air/by sea
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CAS No.91229-91-3 Acmec (S)-Di-tert-butyl 5-oxopyrrolidine-1,2-dicarboxylate 100g
Assay:97% Appearance:See the datasheet Package:100g Storage:RT,Dark,Dry Transportation:By Express, Air and Road Application:Analytical reagent, biochemical reagent, standard
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Address:459 Nanzhong Road, Nanqiao, Xingtang County, Fengxian Districtct, Shanghai
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CAS No.91229-91-3 (S)-N-BoC-2-pyrrolidone-5-carboxylic acid tert-butyl ester
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United States] Premium
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CAS No.91229-91-3 ditert-butyl (2S)-5-oxopyrrolidine-1,2-dicarboxylate
Assay:98% Appearance:detailed see specifications Package:according to the clients requirement Storage:enquiry Transportation:Normal Application:Pharmaceutical intermediates
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China (Mainland)] Premium
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CAS No.91229-91-3 Di-tert-butyl (2S)-5-oxopyrrolidine-1,2-dicarboxylate, 95% 91229-91-3
Assay:95% Appearance:solid or liquid Package:Foil bag; Drum; Plastic bottle Storage:in sealed air resistant place Transportation:by sea or by airplane Application:Pharma;Industry;Agricultural
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SupplierTel:0086-182-2994-0868
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CAS No.91229-91-3 buy high quality of BOC-L-Pyr.Otbu global
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CAS No.91229-91-3 (S)-N-Boc-2-pyrrolidone-5-carboxylic acid tert-butyl ester
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
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CAS No.91229-91-3 (S)-N-Boc-2-pyrrolidone-5-carboxylic acid t-butyl ester
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