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D-Pyroglutamic acid cas no:4042-36-8

Synonyms: (2R)-5-oxopyrrolidine-2-carboxylic acid;D-5-Pyrrolidone-2-carboxylic acid;5-oxo-D-proline;CPD-656;H-D-Pyr-OH;(R)-(+)-2-pyrrolidone-5-carboxylic acid;D- pGlu-OH;

Identification
NameD-Pyroglutamic acid
CAS4042-36-8
Synonyms(2R)-5-oxopyrrolidine-2-carboxylic acid;D-5-Pyrrolidone-2-carboxylic acid;5-oxo-D-proline;CPD-656;H-D-Pyr-OH;(R)-(+)-2-pyrrolidone-5-carboxylic acid;D- pGlu-OH;
EINECS(EC#)223-735-0
Molecular FormulaC5H7NO3
Molecular Weight129.11
Chemical Properties
AppearanceWhite crystals with lumps
alpha27.5 o (C=10,1N NAOH)
refractive index10 ° (C=5, H2O)
storage tempStore at 0-5°C
Safety Data

Hazard Xi:Irritant
Risk R36/37/38
Safety Hazard Codes:Xi
Risk Statements:36/37/38
36/37/38:Irritating to eyes, respiratory system and skin
Safety Statements:26-36-37/39
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36:Wear suitable protective clothing
37/39:Wear suitable protective clothing, gloves and eye/face protection
WGK Germany:3

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grandachem Ltd.
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HuaiBei SanHe Developing Co., Ltd.
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Alfa Aesar
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ChemContract Research Inc.
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Ivy Fine Chemicals
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Lab Express International Inc.
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Sichuan Tongsheng Amino Acids Co., Ltd.
Tel:+86-(838)-2274206
Address: 2-2-1, D2 Beiguang Residential Area, Deyang, Sichuan 618000,
AmiA Biochemical Industrial Co., Ltd.
Tel:+86-519-85338130
Address: Room 401, unit 2, buliding4, Hongmeigongyu,
Suzhou Hengtai Medicines And Chemical Co. Ltd.
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Address: RMF, 7F, Wangtong Building 1298 Sanxiang Road, Suzhou,
Depont Molecular Co., Ltd.
Tel:86-25-84215208
Address: 13B,288 South ZhongShan Rd, Nanjing 210005,
Hitrox Bioscience Co., ltd.
Tel:+86-(519)-5113273
Address: Chemical District, Xinbei, Changzhou, Jiangsu 213022,
Ziyun Chemicals Co., Ltd.
Tel:+86-(519)-88029790
Address: Room 412, #266 Qingtan Road, Changzhou, Jiangsu,
Chengdu Qiaofeng Technological Development Co., Ltd.
Tel:+86-(28)-85149048, 85149038
Address: Room 503, B, ChuangXin Center, GaoPeng Road , GaoXin Zone, ChengDu, SiChuan, ChengDu, SiChuan,
Sichuan Tongsheng Amino acid Co., Ltd.
Tel:+86-(838)-2274206
Address: Room 1-11-1, No. 19 of North Tianshan Road, Deyang, SiChuan 618000,
Huili Chemical Co., Ltd.
Tel:+86-(21)-58311983
Address: Century Avenue,Pudong New District, Shanghai, Shanghai 200122,

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