(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine_x000b_(Mixture of 2 Diastereomers)

(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine_x000b_(Mixture of 2 Diastereomers) Structure
CAS No.
209414-26-6
Chemical Name:
(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine_x000b_(Mixture of 2 Diastereomers)
Synonyms
Efavirenz IP Imp J;Efavirenz Impurity J;Efavirenz IP Impurity J;Efavirenz Impurity 10(Efavirenz IP Impurity J);Efavirenz Impurity 13 (Mixture of Diastereomers);(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-Methoxyphenyl)-4-(trifluoroMethyl)-2H-3,1-benzoxazine;2H-3,1-Benzoxazine, 6-chloro-4-(2-cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-, (4S)-;(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine (Mixture of 2 Diastereomers);(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine\n(Mixture of 2 Diastereomers)
CBNumber:
CB52486906
Molecular Formula:
C21H17ClF3NO2
Molecular Weight:
407.81
MOL File:
209414-26-6.mol
Modify Date:
2023/4/23 13:52:06

(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine_x000b_(Mixture of 2 Diastereomers) Properties

Melting point 97-100°C
Boiling point 515.1±50.0 °C(Predicted)
Density 1.40±0.1 g/cm3(Predicted)
storage temp. Refrigerator
solubility Methanol (Slightly)
form Solid
pka -0.71±0.60(Predicted)
color Off-White to Yellow

(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine_x000b_(Mixture of 2 Diastereomers) Chemical Properties,Uses,Production

Chemical Properties

Off-White Solid

Uses

An impurity arising in the synthesis of Efavirenz (E425000).

(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine_x000b_(Mixture of 2 Diastereomers) Preparation Products And Raw materials

Raw materials

Preparation Products

(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine_x000b_(Mixture of 2 Diastereomers) Suppliers

Global( 17)Suppliers
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Shanghai Hao Zhun Biological Technology Co., Ltd. 15800340161 CHINA 6846 58 Inquiry
(4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine (Mixture of 2 Diastereomers) (4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-Methoxyphenyl)-4-(trifluoroMethyl)-2H-3,1-benzoxazine Efavirenz Impurity 13 (Mixture of Diastereomers) Efavirenz IP Imp J Efavirenz Impurity 10(Efavirenz IP Impurity J) (4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine\n(Mixture of 2 Diastereomers) Efavirenz IP Impurity J Efavirenz Impurity J 2H-3,1-Benzoxazine, 6-chloro-4-(2-cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-, (4S)- 209414-26-6 Chiral Reagents Impurities Pharmaceuticals Chiral Reagents, Impurities, Pharmaceuticals, Intermediates & Fine Chemicals Intermediates & Fine Chemicals