ALPHA-PHENYLCYCLOPENTANEACETIC ACID Chemical Properties

Melting point:

98-100 °C(lit.)

Boiling point:

302.76°C (rough estimate)

Density 

1.0404 (rough estimate)

refractive index 

1.5180 (estimate)

storage temp. 

Sealed in dry,Room Temperature

solubility 

methanol: soluble50mg/mL, clear, colorless

form 

powder to crystal

pka

4.36±0.10(Predicted)

color 

White to Light yellow to Light orange

Water Solubility 

Insoluble in water.

BRN 

1956835

CAS DataBase Reference

3900-93-4(CAS DataBase Reference)

EPA Substance Registry System

Benzeneacetic acid, .alpha.-cyclopentyl- (3900-93-4)

Safety Information

Safety Statements 

24/25

WGK Germany 

3

TSCA 

Yes

HazardClass 

IRRITANT

HS Code 

29163900

MSDS

• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
• Language:English Provider:ALFA

ALPHA-PHENYLCYCLOPENTANEACETIC ACID Usage And Synthesis

Chemical Properties

white to light beige crystalline powder

Uses

Cyclopentylphenylacetic acid was used in the synthesis of:

• 1-cyclopentyl-l-phenyl-2-(p-alkoxyphenyl)ethylenes
• soft ester analogs of anticholinergics

ALPHA-PHENYLCYCLOPENTANEACETIC ACID(3900-93-4)Related Product Information

• Methyl cyclopentylphenylglycolate
• alpha-Cyclopentylmandelic acid
• Benzoylformic acid
• LPHE-009
• glycopyrronium bromide
• Methyl (R)-(-)-cyclopentylmandelate
• CYCLOPENTYL PHENYL KETONE
• (S)-1-methylpyrrolidin-3-yl (R)-2-cyclopentyl-2-hydroxy-2-phenylacetate
• 2-cyclopentylidene-2-phenylacetic acid
• Glycopyrrolate Impurity (1,1-Dimethyl-3-Hydroxy-pyrrolidinium Bromide)
• (R)-(R)-1-methylpyrrolidin-3-yl 2-cyclopentyl-2-hydroxy-2-phenylacetate(WXC03446)
• (R)-(-)-1-Methyl-3-pyrrolidinol
• 1-methylpyrrolidin-3-yl cyclopentylphenylglycolate
• threo-Glycopyrronium bromide
• Glycopyrrolate Erythro Isomer
• (S)-(+)-1-Methyl-3-pyrrolidinol
• Benzaldehyde
• FAQJJMHZNSSFSM-RALIUCGRSA-N