(1S)-2-chloro-1-phenylethanol

(1S)-2-chloro-1-phenylethanol - Names and Identifiers

Name	S(+)-2-chloro-1-phenylethanol
Synonyms	(S)-2-Chloro-1-phenylethanol (S)-1-Phenyl-2-chloroethanol S(+)-2-CHLORO-1-PHENYLETHANOL S(+)-2-chloro-1-phenylethanol (S)-2-CHLORO-1-PHENYL-ETHANOL (1S)-2-chloro-1-phenylethanol (1S)-2-Chloro-1-phenylethanol (S)-(+)-2-Chloro-1-phenylethanol (s)-(+)-α-(chloromethyl)benzenemethanol S(+)-ALPHA-(CHLOROMETHYL)BENZENEMETHANOL (alphaS)-alpha-Chloromethylbenzenemethanol (S)-(+)-2-chloro-1-phenylethanol (S)-2-CHLORO-1-PHENYL-ETHANOL
CAS	70111-05-6
InChI	InChI=1/C8H9ClO/c9-6-8(10)7-4-2-1-3-5-7/h1-5,8,10H,6H2/t8-/m1/s1
InChIKey	XWCQSILTDPAWDP-MRVPVSSYSA-N

(1S)-2-chloro-1-phenylethanol - Physico-chemical Properties

Molecular Formula	C8H9ClO
Molar Mass	156.61
Density	1.185g/mLat 25°C(lit.)
Boling Point	255℃
Flash Point	113°C
Vapor Presure	0.00869mmHg at 25°C
BRN	3648988
pKa	13.21±0.20(Predicted)
Storage Condition	2-8°C
Refractive Index	n20/D 1.550(lit.)

(1S)-2-chloro-1-phenylethanol - Risk and Safety

Safety Description	S23 - Do not breathe vapour. S24/25 - Avoid contact with skin and eyes.
WGK Germany	3

(1S)-2-chloro-1-phenylethanol - Introduction

S( )-2-chloro-1-phenylethanol is a chiral molecule, commonly abbreviated as (S)-CPA. The following is a description of its nature, use, preparation and safety information:

Nature:
S( )-2-chloro-1-phenylethanol is a colorless liquid with a characteristic phenylethanol aroma. Its chemical formula is C8H9ClO and its molecular weight is 156.61g/mol. Because it is a chiral molecule, with a chiral center, two enantiomers exist:(R)-(-)-2-chloro-1-phenylethanol and S( )-2-chloroo-1-phenylethanol.

Use:
S( )-2-chloro-1-phenylethanol is an important organic synthesis intermediate. It can be used to synthesize various chiral compounds, such as drugs, spices and pesticides. In addition, it can also serve as a substrate for enzyme-catalyzed reactions and a key building block for iralcohol.

Preparation Method:
S( )-2-chloro-1-phenylethanol can be prepared by various methods, one of which is commonly used by nucleophilic substitution reaction. Typically, an enantioselective nucleophilic substituent is used to react with an aromatic aldehyde, followed by a reduction or alkylation reaction to form the desired product.

Safety Information:
S( )-2-chloro-1-phenylethanol is irritating and can be absorbed through the skin. Wear appropriate protective equipment such as gloves, goggles and protective clothing during use. At the same time, attention should be paid to avoid contact with strong oxidants, avoid inhaling gas, smoke or dust, and store in a dry and cool place. In case of accidental contact or inhalation, seek medical help immediately.

Last Update：2024-04-09 21:04:16