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D-Pyroglutamic acid

BGC Id:390793537741
CAS No:4042-36-8
Synonyms: h-d-pglu-oh ; h-d-pyr-oh ; (r)-5-oxoproline ; d-5-oxoproline ; d-pyroglutamic ; d- pglu-oh ; 5-oxo-d-proline ; d-proline, 5-oxo- ; d-pyr-oh ; 5-oxo-d-prolin
Molecular Formula:C5H7NO3
Molecular Weight:129.11
EINECS:223-735-0
Structural Formula
The last intensive check and update was carried out on 2025/09/17.

Identify

Synonyms:
h-d-pglu-oh ; h-d-pyr-oh ; (r)-5-oxoproline ; d-5-oxoproline ; d-pyroglutamic ; d- pglu-oh ; 5-oxo-d-proline ; d-proline, 5-oxo- ; d-pyr-oh ; 5-oxo-d-prolin
CAS:
4042-36-8
EINECS:
223-735-0
Molecular Formula:
C5H7NO3
MDL:
MFCD00066212

Properties

Molecular Weight:
129.11 g·mol−1
Melting point:
155-162 °C
download Download Molfile for :
(R)-2-Pyrrolidinone-5-carboxylic Acid

Suppliers

Kingreat Chemistry Company Limited

Kingreat Chemistry is an independent company which was founded in 2003 with the aim of supplying a wide range of fine chemicals and intermediates to various industries throughout the world. Additionally 2,6-Dichloro-5-fluoronicotinic acid is supplied by us. We have much experience in supply of complex chemicals to a multitude of industries, covering pharmaceuticals, Agrochem, Painting & Coating ,Plastic addtives.
Country: P.R.China   Phone: +86-592-2299609   Telefax: +86-592-2299601

Purestar Chem Enterprise Co., Ltd.

Company type: Supplier
Country: P.R.China
Phone: +86-572-2157374
Telefax: +86-572-2146389
We provide (R)-Budesonide as well. Purestar Chem Enterprise Co., Ltd. (also known as Huzhou Purestar Biochem Co.,Ltd),is located in Huzhou,150km from Shanghai,we have our own factory in Zhejiang,which covers an area of 3,5000 m2,with complete R&D,manufacture,sales,QC,QA,warehouse departments.And equipped with complete extraction, fermentation, purification etc.facilities, and HPLC, UV, GC, spectrophotometer and other quality control instrument. Meanwhille,as we continue to grow and expand since 2005,we also e ...

Changzhou Union Chemicals Co.,Ltd.

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Company type: International trading company
Country: P.R.China
Phone: +86 519 8680 2352
Telefax: +86 519 8639 6223

Wuhan PharmChem Co., LTD.

Company type: Import & export company
Wuhan PharmChem CO., LTD. has been a premier chemical supplier distributing high-quality chemicals to businesses in various industries for the whole world. At Wuhan PharmChem, we are committed to excellence.From manufacturing to packaging and delivery, we provide quality, reliability and the highest degree of customer service.Our scope of service is organized/structured around the unique needs of each client.Our mission is establish long-term relationships with our clients b ...
Country: P.R.China   Phone: +86 27 85835203   Telefax: +86 27 85835203

Simagchem Corporation

Company type: Bulk chemical producer
Country: P.R.China
Phone: +86 592 2680 277
Telefax: +86 592 2680 237
Your partner in China for chemicals business. We provide 4-(6-Methoxy-2-naphthyl)-4-hydroxy-3-buten-2-one as well. Expertize in supplies and sources of fine, specialty, pharmaceutical chemicals and intermediates. WE offer high quality products and JIT services with instant market intelligence in China, custom synthesis in our 3 production sites, famous principals as Brenntag, Univar,S inopec, Grace, Petrobras, DKSH, Formitex, Evonik, Merck, TCI, Sanofi, Chemo with creditable reputation and business cooperation.

Xiamen Hisunny Chemical Co., Ltd.

Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop producing and selling high quality intermediates, Fine chemicals and Specialty Chemicals. We are supplier of 4-(Hexyloxy)benzoic acid. We could give you: 1.Best quality in your requirement 2.Competitive price in China market 3.mature Technical support 4.Professional logistic support All we want is win-win business. Send yr. inquiries, you will get it!
Company type: Leading producer
Country: P.R.China
Phone: +86-592-3327115
Telefax: +86-592-5823596

Shandong Minglang Chemical Co., Ltd

Company type: Producer
Minglang Chemical is owned by Minglang Group,is a large manufacturer of fine chemicals and cosmetic materials that integrates R&D,production and sales together.It is located in the east of the Nanwang Economic Development District in Linzi,and the west of it is Qilu Petroleum Chemical Group,the east of it is Zijiang Road and the transportation is convenient.The enterprise covers an area of 9,000 square meters and the building area can be 3,200 square meters. 2,4,5-Trifluoro trichloromethyl benzene will be also provided by us. In recent years,t ...
Country: P.R.China   Phone: +86-13220566916   Telefax: +86 531 58990167

H&Z Industry Co.,Ltd

Country: P.R.China
Phone: +86 13583185792
Telefax: +86 531 88905468
H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. With about 10 years experiences in this field, now we are a capable provider of customized product, and we can provide gram level to ton level of products. What we can give to customers: thoughtful services, high-quality products, competitive price, Looking forward building long-term cooperative relationships with our business partners. N-Boc-N-Methylethylenediamine is also served by H&Z Industry Co.,Ltd.

Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)

Hangzhou Meite Industry Co., Ltd. is an international high-tech enterprise founded in 1998, specialized in R&D and manufacture on intermediates, medicines, agrochemical, dyestuff, flavor, fragrance, cosmetic, natural extracts series products. We provide 4-Chloro-3-fluorophenylboronic acid as well. We have an efficient R&D centre, get a strong technical support from Zhejiang University of Technology and Institute of Chemistry, Wuhan Branch, Chinese Academy of Sciences. Our factory Hangzhou Meite Chemical Co.,Ltd. is located in Fi ...
Company type: Producer
Country: P.R.China
Phone: +86 571 88026825
Telefax: +86 571 88282557

Zehao Industry Co., Ltd.

The Shepherd Chemical Company was founded in Norwood, Ohio, in 1916. We supply our chemical product 2,6-Dimethoxybenzoyl chloride. We are a fourth-generation company and a custom manufacturer of Inorganic Metal Salts and Organic Metal Compounds to the global marketplace. Our long-standing success is built upon technical expertise, supplier reliability, and customer relationships. Our goal is to supply the marketplace with high quality metal compounds as standard or customized products. Our capabilities are comprised of our manufacturi ...
Country: P.R.China   Phone: +86-531-88909322   Telefax: +86-531-88909322

Dayang Chem (Hangzhou) Co.,Ltd.

Company type: Leading producer
Country: P.R.China
Phone: +86-571-88938639
Telefax: +86-571-8893-8652
Hangzhou DayangChem Co. Ltd is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. We have an own factory and share enterprises. We act also as agent of many chemical factories and promote their products to the international market at very competitive price. 5-[2-Chloro-5-(trifluoromethyl)phenyl]furfural will be also provided by us. We take "Credi first, Clients supreme" as our aim. We expect to cooperate with more partners in ...

Nantong Xindao Biotech Ltd

XINDAO is a world leading biochemical company formed by a professional team.The company specializes in the production, development and sales of animal health, crop science, nutrition and health care, skin care raw materials, fine chemicals and other products. At present, more than 300 kinds of products can be mass produced, which are widely used in chemical industry, health, agriculture, animal husbandry, biochemical research and other high-end fields. XINDAO pays attention ...
Company type: Leading producer
Country: P.R.China
Phone: +86 19033786557

Capot Chemical Co., Ltd.

Company type: Leading producer
Welcome to Capotchem • Established in 1996 ,Capot Chemical Co.,Ltd is a fine organics manufacturing facility which located in Hangzhou,P.R.China. We produce a wide range of organics, especially fluorine, boronic acids, amino acids, unnatural amino acids, peptide, cross linkers, organocatalysts, chiral building blocks, heterocyclic compounds and other active pharmaceutical ingredients compounds. We are certified to the ISO 9001:2000 Standards, have a safety management syste ...
Country: P.R.China   Phone: +86-571-85586718   Telefax: +86-571-85864795

Hangzhou Lingrui Chemical Co., Ltd.

Company type: Producer
Country: P.R.China
Phone: +86-571-88092529
Telefax: +86-571-87334908
Established in 2010, located in Hangzhou Qinglan science park, lingruichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. In our R&D centre, we have a staff of skilled and experienced research chemists. We are supplier of Calcium glycerophosphate. This has enabled us to meet the special requirements of our customers and it has enabled us to provide quality products at competitive prices. Lingrui’s credo is committed to your reliable business partne ...

Carbone Scientific Co., Ltd.

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Company type: Supplier
Country: U.K.
Phone: +44 (0)203 769 4441 ext 1
Telefax: +44 (0)203 769 4441 ext 2

Xiamen Equation Chemical Co.,Ltd

Company type: Bulk chemical producer
Welcome to Equation chemical, your reliable partner in China as an important supplier of bulk specialty chemicals for industry & life science. We are committed to provide experienced high quality product and JIT performance to benefit our customers. 3,5-Diisopropylpyrazole is also served by Xiamen Equation Chemical Co.,Ltd.
Country: P.R.China   Phone: +86 592 6515854   Telefax: +86 592 6515854

AK Scientific, Inc.

Company type: Supplier
Country: USA
Phone: +1 (510) 429-8835
Telefax: +1 (510) 429-8836
AK Scientific provides fine chemicals and advanced intermediates to our customers worldwide. We provide 5-Benzyloxyindole-3-carboxaldehyde as well. Currently, we have over 16.000 in stock, ready to ship products, at our California warehouse and this number is increasing weekly. All these products are stocked in multiple, convenient, sizes to fit your specific needs. Purchases are shipped on the same day your order is placed (before 4PM, Pacific Time) to ensure on-time delivery. AK Scientific products can be searched by Name (or ...

Leap Chem Co., Ltd

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Company type: Bulk and laboratory supplier
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Skyrun Industrial Co., Ltd.

Company type: Leading producer
Skyrun Industrial Co.Limited, established in 2003, a state-controlled company (By Skyrun Corp. & High Hope) in China, specializing in developing, producing and handing raw pharmaceutical material and intermediates. We have expanded a compositive entity from initially only as a small manufacturer. We provide Entecavir as well. We have extensive knowledge of domestic and international pharmaceutical markets. Our working range can be start from small amount in research stage to big bulk for industrial produc ...
Country: P.R.China   Phone: +86-576-84015261   Telefax: +86-576-84015261

BuGuCh & Partners

Company type: Producer
Country: Germany
We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production sites in Europe, Asia and South America. Our global network is a strength. Our products range from natural gas, oil and basic chemi ...

Safety Information

Hazard Classes:
Risk Codes:
36/37/38 (R)
Safety Codes:
26-36-37/39 (S)
WGK Germany:
3
Storage temperature:
Store at 0-5 °C

What other providers are available for CAS 4042-36-8?

In addition to the providers presented here for D-Pyroglutamic acid with the CAS number 4042-36-8, there are other 34 providers with slightly different product names available for this CAS number.

Carbone Scientific Co., Ltd. | BLD Pharmatech Ltd | Iris Biotech GmbH +7 additional providers that we know from the past
Shandong SanYoung Industry Co., Ltd +4 additional providers that we know from the past
Leap Chem Co., Ltd +1 additional providers that we know from the past
Iris Biotech GmbH +4 additional providers that we know from the past
+4 additional providers that we know from the past
BuGuCh & Partners +5 additional providers that we know from the past
+1 additional providers that we know from the past




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