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(R)-(-)-2-PHENYLBUTYRIC ACID

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Origin: China

Cas No: 938-79-4

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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Products Specification
Product Description

Property
CAS No.: 938-79-4 Formula: C10H12O2 Molecular Weight: 164.20100

Description
(R)-(-)-2-Phenylbutyric Acid, is the metabolite of Butamirate, which is a novel antitussive drug.

Basic Info

Chemical Name (R)-(-)-2-PHENYLBUTYRIC ACID

Synonyms
(2R)-2-phenylbutanoic acid;

CAS No. 938-79-4

Molecular Formula C10H12O2

Molecular Weight 164.20100

PSA 37.30000

LogP 2.26480

Properties

Appearance & Physical State clear colorless liquid

Density 1.055

Boiling Point 272.9ºC at 760 mmHg

Flash Point 170.2ºC

Refractive Index n20/D 1.516

Safety Info

Safety Statements 23-36

HS Code 2916399090

WGK Germany 3

Risk Statements R22

Hazard Codes Xn

Synthesis Route
dinaphthalen-1-ylmethanol+2-phenylbutyric acid→(R)-di(naphthalen-1-yl)methyl 2-phenylbutanoate+di(1-naphthyl)methyl (S)-2-phenylbutanoate
1,1-bis(trimethylsilyloxy)-2-phenylbutene→(2S)-2-phenylbutanoic acid+(R)-(-)-2-PHENYLBUTYRIC ACID
2-phenylbutyric acid→(2S)-2-phenylbutanoic acid+(R)-(-)-2-PHENYLBUTYRIC ACID

Precursor
2-phenylbutanoyl 2-phenylbutanoate
2-phenylbutyric acid
(E)-2-phenylbut-2-enoic acid
di(9-phenanthryl)methyl (R)-2-phenylbutanoate

Downstream Product
[(1R)-1-Isocyanatopropyl]benzene

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