ChemicalBook > CAS DataBase List > Efavirenz Related Compound B (15 mg) ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one)

Efavirenz Related Compound B (15 mg) ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one)

Product Name
Efavirenz Related Compound B (15 mg) ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one)
CAS No.
440124-96-9
Chemical Name
Efavirenz Related Compound B (15 mg) ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one)
Synonyms
SR 695;Efavirenz IP Imp B;(E)-Dihydro Efavirenz;Efavirenz Impurity 41;Dihydro efavirenz,(E)-;Efavirenz IP Impurity B;Efavirenz impurity B RS;Efavirenz ethene analouge;Efavirenz Related CoMpound B;Efavirenz USP Related Compound B
CBNumber
CB12567438
Molecular Formula
C14H11ClF3NO2
Formula Weight
317.69
MOL File
440124-96-9.mol
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Efavirenz Related Compound B (15 mg) ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one) Property

Melting point:
120-124°C
Boiling point:
322.0±42.0 °C(Predicted)
Density 
1.587±0.06 g/cm3(Predicted)
storage temp. 
2-8°C
solubility 
Ethyl Acetate, Methanol
pka
10.93±0.40(Predicted)
form 
Solid
color 
White
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Safety

HS Code 
2934990002
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
PHR2069
Product name
Efavirenz Related Compound B
Purity
Pharmaceutical Secondary Standard; Certified Reference Material
Packaging
50mg
Price
$944
Updated
2025/07/31
Sigma-Aldrich
Product number
1234147
Product name
Efavirenz Related Compound B
Purity
United States Pharmacopeia (USP) Reference Standard
Packaging
10mg
Price
$1300
Updated
2025/07/31
TRC
Product number
D448935
Product name
(E)-DihydroEfavirenz
Packaging
5mg
Price
$145
Updated
2021/12/16
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Efavirenz Related Compound B (15 mg) ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one) Chemical Properties,Usage,Production

Chemical Properties

White Solid

Uses

(E)-Dihydro Efavirenz is an impurity of the nonnucleoside HIV-1 reverse transcriptase inhibitor Efavirenz (E425000).

Uses

(E)-Dihydro Efavirenz (Efavirenz USP Related Compound B) is an impurity of the nonnucleoside HIV-1 reverse transcriptase inhibitor Efavirenz (E425000).

General Description

Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards

Efavirenz Related Compound B (15 mg) ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one) Preparation Products And Raw materials

Raw materials

Preparation Products

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Efavirenz Related Compound B (15 mg) ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one) Suppliers

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440124-96-9, Efavirenz Related Compound B (15 mg) ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one)Related Search:

Efavirenz Related Compound C (20 mg) (6-chloro-2-cyclopropyl-4-(trifluoromethyl)quinoline) L 741211 6-chloro-4-pent-1-ynyl-4-(trifluoromethyl)-1H-3,1-benzoxazin-2-one (S)-1-(2-Amino-5-chlorophenyl)-1-(trifluoromethyl)-3-cyclopropyl-2-propyn-1-ol SE 563 rac 8-Hydroxy Efavirenz rac 8,14-Dihydroxy Efavirenz rac N-[4-Chloro-2-[3-cyclopropyl-1-hydroxy-1-(trifluoromethyl)\n-2-propynyl]phenyl]-4-methoxybenzamide Efavirenz 13C6 6-chloro-4-[2-(2-methylcyclopropyl)ethynyl]-4-(trifluoromethyl)-1H-3,1-benzoxazin-2-one RAC 8-HYDROXY EFAVIRENZ Efavirenz L 743725 (S)-5-chloro-a-(Cyclopropylacetenyl)-2-[((4-methoxyphenyl)methyl)amino]-a- (trifluoromethyl) benzenemethanol (E-4) [4-Chloro-2-[(1S)-3-cyclopropyl-1-hydroxy-1-(trifluoromethyl)-2-propynyl)phenyl]carbamic Acid Methyl Ester (4S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-2-(4-methoxyphenyl)-4-(trifluoromethyl)-2H-3,1-benzoxazine (Mixture of 2 Diastereomers) (S)-2-(2-AMINO-5-CHLOROPHENYL)-4-CYCLOPROPYL-1,1,1-TRIFLUOROBUT-3-YN-2-OL Efavirenz AMino Alcohol Ethyl CarbaMate

  • Efavirenz Related Compound B (15 mg) ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one)
  • (4S)-6-Chloro-4-[(1E)-2-cyclopropylethenyl]-1,4-dihydro-4-(trifluoroMethyl)-2H-3,1-Benzoxazin-2-one
  • (E)-Dihydro Efavirenz
  • SR 695
  • Efavirenz Related CoMpound B
  • Efavirenz Related Compound B (10 mg) ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one)
  • Efavirenz IP Impurity B
  • Efavirenz ethene analouge
  • Efavirenz IP Imp B
  • Efavirenz Impurity 2(Efavirenz IP Impurity B)
  • Dihydro efavirenz,(E)-
  • Efavirenz USP Related Compound B
  • 2H-3,1-Benzoxazin-2-one, 6-chloro-4-[(1E)-2-cyclopropylethenyl]-1,4-dihydro-4-(trifluoromethyl)-, (4S)-
  • Efavirenz Related Compound B ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benz (1234147)
  • Efavirenz Ethene Analouge / Efavirenz USP Related Compound-B
  • Efavirenz Impurity 41
  • Efavirenz impurity B RS
  • Efavirenz Impurity: (4S)-6-Chloro-4-(1E)-2-cyclopropylethenyl-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-Benzoxazin-2-one
  • 440124-96-9