64187-47-9

64187-47-9 structure

Name	N-Carbobenzyloxy-4-keto-L-proline
Synonyms	N-Carbobenzyloxy-4-keto-L-proline 1-[(Benzyloxy)carbonyl]-4-oxo-L-proline 1,2-Pyrrolidinedicarboxylic acid, 4-oxo-, 1-(phenylmethyl) ester, (2S)- (2S)-4-oxo-1-phenylmethoxycarbonylpyrrolidine-2-carboxylic acid N-Carbobenzoxy-4-oxo-L-proline (S)-1-(benzyloxycarbonyl)-4-oxopyrrolidine-2-carboxylic acid

Density	1.4±0.1 g/cm3
Boiling Point	488.5±45.0 °C at 760 mmHg
Melting Point	95℃
Molecular Formula	C₁₃H₁₃NO₅
Molecular Weight	263.246
Flash Point	249.2±28.7 °C
Exact Mass	263.079376
PSA	83.91000
LogP	0.18
Appearance	Powder \| White to yellow to brown
Vapour Pressure	0.0±1.3 mmHg at 25°C
Index of Refraction	1.597
Storage condition	2-8°C

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
Risk Phrases	36/37/38
Safety Phrases	26-36-37
RIDADR	NONH for all modes of transport
HS Code	2933990090

13504-85-3

~90%

64187-47-9

Literature: Tetrahedron Asymmetry, , vol. 17, # 17 p. 2479 - 2486

51-35-4

~81%

64187-47-9

Literature: US2004/77879 A1, ; Page 13 ;

501-53-1

64187-47-9

Literature: Tetrahedron Asymmetry, , vol. 17, # 17 p. 2479 - 2486

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%