D-Pyroglutamic acid

Names

[ 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

DownStream

Customs

[ HS Code ]: 2933790090

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