ChemNet > CAS > 149-87-1 DL-Pyroglutamic acid

149-87-1 DL-Pyroglutamic acid

?????? ?? ???	DL-Pyroglutamic acid
???????? ???	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
????? ????????	C₅H₇NO₃
?????? ???	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
??? ??????? ??????	149-87-1
EINECS	205-748-3
????? ??????
?????	1.38g/cm³
??????	180-185℃
????? ?? ???	453.1°C at 760 mmHg
??????? ???????	1.511
????? ???????	227.8°C
???? ?? ???????	5.67 g/100 mL (20℃)
????? ?? ????	1.79E-09mmHg at 25°C
???? ??????	Xi:Irritant;
???? ?? ???	R36/37/38:;
??????? ?????	S26:; S37/39:;

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