Home > Chiral Compounds> (3R)-4-methyl-3-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoic acid

(3R)-4-methyl-3-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoic acid

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Origin: China

Cas No: 183990-64-9

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

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

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CAS No.: 183990-64-9 Formula: C11H21NO4 Molecular Weight: 231.28900

Basic Info

Chemical Name	(3R)-4-methyl-3-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoic acid
Synonyms	(R)-3-((tert-Butoxycarbonyl)amino)-4-methylpentanoic acid; Boc-β-Leu-OH; (R)-3-{[(tert-butyl)carbonyl]amino}-4-methylpentanoic acid; (3R)-3-[(tert-butoxycarbonyl)amino]-4-methylpentanoic acid; (R)-N-Boc-3-Amino-4-methylpentanoic acid;
CAS No.	183990-64-9
Molecular Formula	C11H21NO4
Molecular Weight	231.28900
PSA	75.63000
LogP	2.40130

Properties

Density	1.061g/cm3
Boiling Point	360.4ºC at 760mmHg
Flash Point	171.8ºC
Refractive Index	1.461
Storage Condition	Store at 0-5ºC
Vapor Pressure	3.59E-06mmHg at 25°C

Safety Info

Safety Statements	S22-S24/25
HS Code	2924199090

Synthesis Route

(3S)-3-BOC-AMINO-1-DIAZO-4-METHYL-2-PENTANONE→(3R)-4-methyl-3-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoic acid
methyl (R)-3-(tert-butoxycarbonylamino)-4-methylpentanoate→(3R)-4-methyl-3-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoic acid
tert-butyl ((R)-4-methyl-1-oxo-1-((1R,2R,4R)-1,7,7-trimethyl-2-((trimethylsilyl)oxy)bicyclo[2.2.1]heptan-2-yl)pentan-3-yl)carbamate→(3R)-4-methyl-3-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoic acid

Precursor

methyl (R)-3-(tert-butoxycarbonylamino)-4-methylpentanoate
(3S)-3-BOC-AMINO-1-DIAZO-4-METHYL-2-PENTANONE
tert-butyl ((R)-4-methyl-1-oxo-1-((1R,2R,4R)-1,7,7-trimethyl-2-((trimethylsilyl)oxy)bicyclo[2.2.1]heptan-2-yl)pentan-3-yl)carbamate
benzyl N-[1-((p-methylphenyl)sulfonyl)-2-methypropyl]carbamate

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