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ChemicalBook >> CAS DataBase List >> D-Pyroglutamic acid

D-Pyroglutamic acid

D-Pyroglutamic acid price.
  • $6 - $1760
  • Product name: D-Pyroglutamic acid
  • CAS: 4042-36-8
  • MF: C5H7NO3
  • MW: 129.11
  • EINECS:223-735-0
  • MDL Number:MFCD00066212
  • Synonyms:(R)-5-PYRROLIDONE-2-CARBOXYLIC ACID;(R)-(+)-5-OXO-2-PYRROLIDINECARBOXYLIC ACID;(R)-5-OXO-2-PYRROLIDINECARBOXYLIC ACID;(R)-(+)-2-PYRROLIDINONE-5-CARBOXYLIC ACID;(R)-2-PYRROLIDINONE-5-CARBOXYLIC ACID;(R)-(+)-2-PYRROLIDONE-5-CARBOXYLIC ACID;(R)-2-PYRROLIDONE-5-CARBOXYLIC ACID;5-OXO-D-PROLIN
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  • AccelPharmtech
  • Acrotein
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  • ManufacturerAccelPharmtech
  • Product numberFB3758
  • Product description(R)-(+)-2-Pyrrolidone-5-carboxylic acid 99%
  • Packaging1KG
  • Price$270
  • Updated2021-12-16
  • Buy
  • ManufacturerAccelPharmtech
  • Product numberFB3758
  • Product description(R)-(+)-2-Pyrrolidone-5-carboxylic acid 99%
  • Packaging10KG
  • Price$1760
  • Updated2021-12-16
  • Buy
  • ManufacturerAcrotein
  • Product numberNA-0506
  • Product description5-Oxo-D-proline 97%
  • Packaging25g
  • Price$35.38
  • Updated2021-12-16
  • Buy
  • ManufacturerAHH
  • Product numberMT-22053
  • Product descriptionD-Pyr-OH 99%
  • Packaging500g
  • Price$396
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberR071
  • Product descriptionD-Pyroglutamic Acid
  • Packaging500g
  • Price$267
  • Updated2021-12-16
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberB24678
  • Product description(R)-(+)-2-Pyrrolidinone-5-carboxylic acid, 98+%
  • Packaging5g
  • Price$63.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberB24678
  • Product description(R)-(+)-2-Pyrrolidinone-5-carboxylic acid, 98+%
  • Packaging25g
  • Price$203.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberB24678
  • Product description(R)-(+)-2-Pyrrolidinone-5-carboxylic acid, 98+%
  • Packaging100g
  • Price$909
  • Updated2024-03-01
  • Buy
  • ManufacturerAmbeed
  • Product numberA167373
  • Product descriptionD-Pyr-OH 98%
  • Packaging5g
  • Price$6
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA167373
  • Product descriptionD-Pyr-OH 98%
  • Packaging10g
  • Price$11
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA167373
  • Product descriptionD-Pyr-OH 98%
  • Packaging25g
  • Price$17
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA167373
  • Product descriptionD-Pyr-OH 98%
  • Packaging100g
  • Price$62
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA167373
  • Product descriptionD-Pyr-OH 98%
  • Packaging500g
  • Price$169
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA167373
  • Product descriptionD-Pyr-OH 98%
  • Packaging1kg
  • Price$245
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberAAA0001155
  • Product descriptionD-PYROGLUTAMIC ACID 95.00%
  • Packaging20G
  • Price$1030
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberAAA0001155
  • Product descriptionD-PYROGLUTAMIC ACID 95.00%
  • Packaging5G
  • Price$995
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AccelPharmtech FB3758 (R)-(+)-2-Pyrrolidone-5-carboxylic acid 99% 1KG $270 2021-12-16 Buy
AccelPharmtech FB3758 (R)-(+)-2-Pyrrolidone-5-carboxylic acid 99% 10KG $1760 2021-12-16 Buy
Acrotein NA-0506 5-Oxo-D-proline 97% 25g $35.38 2021-12-16 Buy
AHH MT-22053 D-Pyr-OH 99% 500g $396 2021-12-16 Buy
AK Scientific R071 D-Pyroglutamic Acid 500g $267 2021-12-16 Buy
Alfa Aesar B24678 (R)-(+)-2-Pyrrolidinone-5-carboxylic acid, 98+% 5g $63.65 2024-03-01 Buy
Alfa Aesar B24678 (R)-(+)-2-Pyrrolidinone-5-carboxylic acid, 98+% 25g $203.65 2024-03-01 Buy
Alfa Aesar B24678 (R)-(+)-2-Pyrrolidinone-5-carboxylic acid, 98+% 100g $909 2024-03-01 Buy
Ambeed A167373 D-Pyr-OH 98% 5g $6 2021-12-16 Buy
Ambeed A167373 D-Pyr-OH 98% 10g $11 2021-12-16 Buy
Ambeed A167373 D-Pyr-OH 98% 25g $17 2021-12-16 Buy
Ambeed A167373 D-Pyr-OH 98% 100g $62 2021-12-16 Buy
Ambeed A167373 D-Pyr-OH 98% 500g $169 2021-12-16 Buy
Ambeed A167373 D-Pyr-OH 98% 1kg $245 2021-12-16 Buy
American Custom Chemicals Corporation AAA0001155 D-PYROGLUTAMIC ACID 95.00% 20G $1030 2021-12-16 Buy
American Custom Chemicals Corporation AAA0001155 D-PYROGLUTAMIC ACID 95.00% 5G $995 2021-12-16 Buy

Properties

Melting point :155-162 °C
alpha :27.5 º (c=10,1N NaOH)
Boiling point :239.15°C (rough estimate)
Density :1.3816 (rough estimate)
refractive index :10 ° (C=5, H2O)
storage temp. :Sealed in dry,Room Temperature
solubility :Dimethylformamide, DMSO (Slightly), Methanol (Slightly), Water
form :Solid
pka :3.48±0.20(Predicted)
color :Off-White to Light Beige
optical activity :[α]22/D +10°, c = 1.5 in H2O
Water Solubility :soluble
Merck :14,8001
BRN :82133
InChIKey :ODHCTXKNWHHXJC-GSVOUGTGSA-N
CAS DataBase Reference :4042-36-8(CAS DataBase Reference)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.

Description

(R)-(+)-2-Pyrrolidinone-5-carboxylic acid serves as a building block in the synthesis of diphthamide.

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