Home > Chiral Compounds> (4-nitrophenyl) (2S)-4-amino-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxobutanoate

(4-nitrophenyl) (2S)-4-amino-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxobutanoate

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Origin: China

Cas No: 71989-17-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

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CAS No.: 71989-17-8 Formula: C25H21N3O7 Molecular Weight: 475.45000

Basic Info

Chemical Name	(4-nitrophenyl) (2S)-4-amino-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxobutanoate
Synonyms	Fmoc-Asn-ONp; (S)-4-Nitrophenyl 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-amino-4-oxobutanoate; N2-[(9H-Fluoren-9-Ylmethoxy)Carbonyl]-L-Asparagine 4-Nitrophenyl Ester;
CAS No.	71989-17-8
Molecular Formula	C25H21N3O7
Molecular Weight	475.45000
PSA	153.54000
LogP	4.89730

Properties

Density	1.387g/cm3
Boiling Point	779ºC at 760 mmHg
Melting Point	184-188ºC
Flash Point	424.9ºC
Refractive Index	1.639
Storage Condition	2-8ºC

Safety Info

Safety Statements	S8

Synthesis Route

4-nitrophenol+(2S)-4-amino-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxobutanoic acid→(4-nitrophenyl) (2S)-4-amino-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxobutanoate

Precursor

4-nitrophenol
(2S)-4-amino-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxobutanoic acid

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