D-Pyroglutamic acid

Modify Date: 2024-01-02 12:07:34

D-Pyroglutamic acid Structure
D-Pyroglutamic acid structure
 Common Name D-Pyroglutamic acid
CAS Number 4042-36-8 Molecular Weight 129.114
Density 1.4±0.1 g/cm3 Boiling Point 453.1±38.0 °C at 760 mmHg
Molecular Formula C5H7NO3 Melting Point 155-162ºC
MSDS Chinese USA Flash Point 227.8±26.8 °C
Symbol GHS07
GHS07		 Signal Word Warning

 Names

Name 5-oxo-D-proline
Synonym More Synonyms

 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

 Safety Information

Symbol GHS07
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

(R)-(-)-5-(Hydroxymethyl)-2-pyrrolidinone structure

(R)-(-)-5-(Hydr...

CAS#:66673-40-3

~96%

D-Pyroglutamic acid Structure

D-Pyroglutamic acid

CAS#:4042-36-8

Literature: Saijo, Shigeyoshi; Wada, Masao; Himizu, Jun-ichi; Ishida, Akihiko Chemical & Pharmaceutical Bulletin, 1980 , vol. 28, # 5 p. 1449 - 1458
tert-butyl (4R,4'R,5'S)-4-amino-5-(3',4'-dimethyl-2'-oxo-5'-phenyl-1'-imidazolydinyl)-5-oxopentanoate structure

tert-butyl (4R,...

CAS#:307304-62-7

~45%

D-Pyroglutamic acid Structure

D-Pyroglutamic acid

CAS#:4042-36-8

Literature: Guillena; Najera Journal of Organic Chemistry, 2000 , vol. 65, # 22 p. 7310 - 7322
(R)-Methyl 5-oxopyrrolidine-2-carboxylate structure

(R)-Methyl 5-ox...

CAS#:64700-65-8

~%

D-Pyroglutamic acid Structure

D-Pyroglutamic acid

CAS#:4042-36-8

Literature: Saijo, Shigeyoshi; Wada, Masao; Himizu, Jun-ichi; Ishida, Akihiko Chemical & Pharmaceutical Bulletin, 1980 , vol. 28, # 5 p. 1449 - 1458
D(-)-Glutamic acid structure

D(-)-Glutamic acid

CAS#:6893-26-1

~%

D-Pyroglutamic acid Structure

D-Pyroglutamic acid

CAS#:4042-36-8

Literature: Lennox; Turner; Rapoport Journal of Organic Chemistry, 2001 , vol. 66, # 21 p. 7078 - 7083
H-D-Pyr-OEt structure

H-D-Pyr-OEt

CAS#:68766-96-1

~%

Ethanol structure

Ethanol

CAS#:64-17-5

D-Pyroglutamic acid Structure

D-Pyroglutamic acid

CAS#:4042-36-8

Literature: Liu, Andrew Man Fai; Somers, Neil A.; Kazlauskas, Romas J.; Brush, Terry S.; Zocher, Frank; Enzelberger, Markus M.; Bornscheuer, Uwe T.; Horsman, Geoff P.; Mezzetti, Alessandra; Schmidt-Dannert, Claudia; Schmid, Rolf D. Tetrahedron Asymmetry, 2001 , vol. 12, # 4 p. 545 - 556
L-Pyroglutamicacid structure

L-Pyroglutamicacid

CAS#:98-79-3

~%

D-Pyroglutamic acid Structure

D-Pyroglutamic acid

CAS#:4042-36-8

Literature: Smith, Grant Gill; Reddy, G. Vanita Journal of Organic Chemistry, 1989 , vol. 54, # 19 p. 4529 - 4535

 Customs

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

 Synonyms

(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
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