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(R)-4-Chlorostyrene oxide

(R)-4-Chlorostyrene oxide Structure
(R)-4-Chlorostyrene oxide structure
CAS No.
21019-51-2
Chemical Name:
(R)-4-Chlorostyrene oxide
Synonyms
CgH7C1O;TB-1921;(R)-4-Chlorostyrene oxide;(R)-(4-Chlorophenyl)oxirane;(R)-2-(4-Chlorophenyl)oxirane;(2R)-2-(4-Chlorophenyl)oxirane;(2R)-2α-(4-Chlorophenyl)oxirane;Oxirane, 2-(4-chlorophenyl)-, (2R)-;(R)-(-)-1-Chloro-4-(epoxyethyl)benzene;(R)-4-CHLOROSTYRENE OXIDE ISO 9001：2015 REACH
CBNumber:
CB2428729
Molecular Formula:
C8H7ClO
Molecular Weight:
154.59
MDL Number:
MFCD07779376
MOL File:
21019-51-2.mol
MSDS File:
SDS
Last updated:2026-09-12 18:51:18
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(R)-4-Chlorostyrene oxide Properties

Boiling point 230.4±28.0 °C(Predicted)
Density 1.283±0.06 g/cm3(Predicted)
FDA UNII 2T123H8S6O

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Flame (GHS02)
GHS07,GHS02
Signal word  Danger
Hazard statements  H319-H225-H335-H315-H317
Precautionary statements  P261-P272-P280-P302+P352-P333+P313-P321-P363-P501-P264-P280-P302+P352-P321-P332+P313-P362-P210-P233-P240-P241-P242-P243-P280-P303+P361+P353-P370+P378-P403+P235-P501-P264-P280-P305+P351+P338-P337+P313P

(R)-4-Chlorostyrene oxide price More Price(19)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
aablocks AA002KJL (R)-2-(4-Chlorophenyl)oxirane 95% 21019-51-2 1g $526 2026-05-28 Buy
ACHEMBLOCK X188073 (R)-2-(4-Chlorophenyl)oxirane 95% 21019-51-2 250MG $195 2026-05-27 Buy
ACHEMBLOCK X188073 (R)-2-(4-Chlorophenyl)oxirane 95% 21019-51-2 1G $585 2026-05-27 Buy
ACHEMBLOCK X188073 (R)-2-(4-Chlorophenyl)oxirane 95% 21019-51-2 5G $1760 2026-05-27 Buy
Chemenu CM730138 (2R)-2-(4-chlorophenyl)oxirane 95%+ 21019-51-2 1g $756 2026-05-26 Buy
Product number Packaging Price Buy
AA002KJL 1g $526 Buy
X188073 250MG $195 Buy
X188073 1G $585 Buy
X188073 5G $1760 Buy
CM730138 1g $756 Buy

(R)-4-Chlorostyrene oxide Chemical Properties, Uses, Production

Uses

(R)-2-(4-Chlorophenyl)oxirane (cas# 21019-51-2) is a compound useful in organic synthesis.

(R)-4-Chlorostyrene oxide Preparation Products And Raw materials

Raw materials

Preparation Products

(R)-4-Chlorostyrene oxide Suppliers

Global Suppliers ( 33)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Chemsky (shanghai) International Co.,Ltd 021-50135380 shchemsky@sina.com China 15350 60
Nantong MYBio-pharm. Co., Ltd. 0513-85921823 18662920231 sales@ntminyanmedical.com China 4565 58
Amadis Chemical Company Limited 571-89925085 sales@amadischem.com China 131885 58
Bejing Famous Pharmaceutical Technology Co., Ltd. 010-80339217; 13331045123 2559355526@qq.com China 14180 58
Shanghai Tube Pharmaceutical Co., Ltd. 021-54338626 18017892860 sales@tubepharm.com China 2709 58
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58
Jiangsu aikang biomedical research and development co., LTD 025-58859352 17714375163 qzhang@aikonchem.com China 15525 58
Dayang Chem (Hangzhou) Co.,Ltd. +86-0571-88938639 17705817739 info@dycnchem.com China 52451 58
Shaanxi Dideu Medichem Co. Ltd +86-29-81139210 +86-17392587031 1059@dideu.com China 9689 58
Supplier Advantage
J & K SCIENTIFIC LTD. 76
Chemsky (shanghai) International Co.,Ltd 60
Nantong MYBio-pharm. Co., Ltd. 58
Amadis Chemical Company Limited 58
Bejing Famous Pharmaceutical Technology Co., Ltd. 58
Shanghai Tube Pharmaceutical Co., Ltd. 58
Shenzhen Polymeri Biochemical Technology Co., Ltd. 58
Jiangsu aikang biomedical research and development co., LTD 58
Dayang Chem (Hangzhou) Co.,Ltd. 58
Shaanxi Dideu Medichem Co. Ltd 58

View Latest Price from (R)-4-Chlorostyrene oxide manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
(r)-4-chlorostyrene oxide pictures 2026-08-25 (r)-4-chlorostyrene oxide
21019-51-2
 $1.10-9.90 1kg 99%min 100kg ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
(R)-4-CHLOROSTYRENE OXIDE pictures 2025-04-04 (R)-4-CHLOROSTYRENE OXIDE
21019-51-2
 1kg 98% 1Ton Henan Aochuang Chemical Co.,Ltd.
(R)-4-CHLOROSTYRENE OXIDE pictures 2019-12-23 (R)-4-CHLOROSTYRENE OXIDE
21019-51-2
 $1.00 1ASSAYS 99.99% 200kg Career Henan Chemical Co

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(2R)-2α-(4-Chlorophenyl)oxirane (R)-(4-Chlorophenyl)oxirane (R)-(-)-1-Chloro-4-(epoxyethyl)benzene (R)-2-(4-Chlorophenyl)oxirane (2R)-2-(4-Chlorophenyl)oxirane Oxirane, 2-(4-chlorophenyl)-, (2R)- (R)-4-CHLOROSTYRENE OXIDE ISO 9001：2015 REACH TB-1921 CgH7C1O (R)-4-Chlorostyrene oxide 21019-51-2 Aromatics Chiral Reagents Miscellaneous Reagents