D-Pyroglutamic acid

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Names

[ CAS No. ]:
4042-36-8

[ Name ]:
D-Pyroglutamic acid

[Synonym ]:
(2R)-5-oxopyrrolidine-2-carboxylic acid
L-Pidolic acid
(S)-(-)-2-pyrrolidone-5-carboxylic acid
Ajidew A 100
Pyrrolidonecarboxylic acid
(S)-(-)-γ-Butyrolactam-γ-carboxylic acid
PyroGlu
L-Proline, 5-oxo-
2-Oxo-1-pyrrolidinecarboxylic acid
D-Pyroglutamic Acid
Pyroglutamic acid
2H-Pyrrole-2-carboxylic acid, 3,4-dihydro-5-hydroxy-, (2S)-
L-5-Oxoproline
(S)-(−)-Pyroglutamic acid
(R)-2-Pyrrolidone-5-carboxylic Acid
a-Aminoglutaric Acid Lactam
D-Glutamic Acid Lactam
D-(+)-Pyroglutamic Acid
5-oxo-proline
MFCD00066212
(S)-(−)-2-Pyrrolidone-5-carboxylic acid
(R)-(+)-2-Pyrrolidinone-5-Carboxylic Acid
(R)-5-Oxopyrrolidine-2-carboxylic Acid
(-)-Pyroglutamic acid
L-Glutamic Acid g-Lactam
5-Oxo-L-proline
Oxopyrrolidinecarboxylic acid
5-Pyrrolidinone-2-carboxylic acid
Proline, 5-oxo-, L-
PCA
Glutamic Acid Lactam
2-L-Pyrrolidone-5-carboxylic acid
pidolic acid
(2S)-5-Hydroxy-3,4-dihydro-2H-pyrrole-2-carboxylic acid
EINECS 223-735-0
5-L-oxoproline
1-Pyrrolidinecarboxylic acid, 2-oxo-
(S)-(-)-g-Butyrolactam-g-carboxylic Acid

Chemical & Physical Properties

[ Density]:
1.4±0.1 g/cm3

[ Boiling Point ]:
453.1±38.0 °C at 760 mmHg

[ Melting Point ]:
155-162ºC

[ Molecular Formula ]:
C5H7NO3

[ Molecular Weight ]:
129.114

[ Flash Point ]:
227.8±26.8 °C

[ Exact Mass ]:
129.042587

[ PSA ]:
66.40000

[ LogP ]:
-2.39

[ Vapour Pressure ]:
0.0±2.4 mmHg at 25°C

[ Index of Refraction ]:
1.512

[ Storage condition ]:
2~8°C

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi:Irritant

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S37/39

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2933790090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • (R)-(-)-5-(Hydroxymethyl)-2-pyrrolidinone
  • tert-butyl (4R,4'R,5'S)-4-amino-5-(3',4'-dimethyl-2'-oxo-5'-phenyl-1'-imidazolydinyl)-5-oxopentanoate
  • (R)-Methyl 5-oxopyrrolidine-2-carboxylate
  • D(-)-Glutamic acid
  • H-D-Pyr-OEt
  • L-Pyroglutamicacid

DownStream

  • Fasoracetam
  • 3-(tert-butylamino)propane-1,2-diol
  • D(-)-Glutamic acid
  • (5R)-5-(Brommethyl)pyrrolidin-2-on
  • 1-[(2R)-2-Pyrrolidinylmethyl]pyrrolidine
  • H-D-Pyr-OEt
  • (R)-(-)-5-(Hydroxymethyl)-2-pyrrolidinone
  • (5R)-5-[[[(tert-Butyl)dimethylsilyl]oxy]methyl]-2-pyrrolidinone
  • pyroglutamylalanine amide
  • 1-Methyl-5-oxo-D-proline methyl ester

Customs

[ HS Code ]: 2933790090

[ Summary ]:
2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

Related Compounds

  • N-Boc-D-pyroglutamic acid
  • D-PYROGLUTAMIC ACID TERT-BUTYL ESTER
  • Boc-D-Pyroglutamic Acid Methyl Ester
  • (-)-d-pyroglutamic acid methyl ester
  • 1-Boc-D-Pyroglutamic acid ethyl ester
  • 1-Boc-D-Pyroglutamic acid ethyl ester
  • Tert-butyl 3-ethynyl-5-formylbenzoate
  • 2-[5-Ethynyl-2-methyl-3-(piperazin-1-yl)phenyl]acetic acid
  • 1-[4-(1-Amino-2-methylpropan-2-yl)piperidin-1-yl]-2-(4-methylphenoxy)propan-1-one hydrochloride
  • rac-3-[(1R,3S)-3-amino-2,2-dimethylcyclopropyl]phenol
  • [2-(Azetidin-3-yloxy)ethyl](methyl)(propan-2-yl)amine
  • 3-(3-Bromo-2-fluorophenyl)-2,2-difluoropropan-1-amine
  • benzyl N-[3-chloro-6-fluoro-2-(hydroxymethyl)phenyl]carbamate
  • 2-[4-(2,2,2-Trifluoroacetyl)morpholin-2-yl]-1,3-thiazole-4-carboxylic acid
  • benzyl N-[(5-bromothiophen-3-yl)methyl]-N-cyclopropylcarbamate
  • 2-[(1-methyl-1H-imidazol-4-yl)methoxy]acetic acid
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