149-87-1 DL-Pyroglutamic acid
produktnavn |
DL-Pyroglutamic acid |
Engelsk navn |
DL-Pyroglutamic acid; DL-2-Pyrrolidone-5-Carboxylic Acid; Dl-5-Oxoproline; H-Dl-Pyr-Oh; Dl-Proline, 5-Oxo-; (+/-)-2-Pyrrolidone-5-Carboxylic Acid; 2-Pyrrolidone-5-Carboxylic Acid; (+/-)-2-Pyrrolidinone-5-Carboxylic Acid; 5-Oxo-Dl-Proline; Dl-A-Pyroglutamic Acid; Dl-Glutamic Acid Lactam; 5-oxo-L-proline |
Molekylær Formel |
C5H7NO3 |
Molekylvekt |
129.114 |
InChI |
InChI=1/C5H7NO3/c7-4-2-1-3(6-4)5(8)9/h3H,1-2H2,(H,6,7)(H,8,9)/t3-/m0/s1 |
CAS-nummer |
149-87-1 |
EINECS |
205-748-3 |
Molecular Structure |
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Tetthet |
1.38g/cm3 |
Smeltepunkt |
180-185℃ |
Kokepunkt |
453.1°C at 760 mmHg |
Brytningsindeks |
1.511 |
Flammepunktet |
227.8°C |
Vannløselighet |
5.67 g/100 mL (20℃) |
Damptrykk |
1.79E-09mmHg at 25°C |
Hazard symboler |
Xi:Irritant;
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Risiko Koder |
R36/37/38:;
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Sikkerhet Beskrivelse |
S26:;
S37/39:;
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