(S)-5-chloro-α-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-α-(trifluoromethyl)benzenemethanol

(S)-5-氯-α-(环丙基乙炔基)-2-[((4-甲氧基苯基)甲基)氨基]-α-(三氟甲基)苯甲醇

Also known as: (S)-5-Chloro-(cyclopropylethynyl)-2-[(4-methoxyphenyl)methyl]amino trifluoromethyl benzenemethanol, (S)-5-chloro-α-(cyclopropylacetenyl)-2-[((4-methoxyphenyl)methyl)amino]-α-(trifluoromethyl)benzenemethanol (E-4), Efavirenz IP Impurity I, Efavirenz Impurity I, Efavirenz Impurity 9, Benzenemethanol, 5-chloro-α-(2-cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-α-(trifluoromethyl)-, (αS)-, (aS)-5-chloro-α-(2-cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-α-(trifluoromethyl)benzenemethanol

(S)-5-chloro-α-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-α-(trifluoromethyl)benzenemethanol (CAS 173676-60-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C21H19ClF3NO2 and a molecular weight of 409.82900 g/mol. It is also known as (S)-5-Chloro-(cyclopropylethynyl)-2-[(4-methoxyphenyl)methyl]amino trifluoromethyl benzenemethanol, (S)-5-chloro-α-(cyclopropylacetenyl)-2-[((4-methoxyphenyl)methyl)amino]-α-(trifluoromethyl)benzenemethanol (E-4) and Efavirenz IP Impurity I. Key property: a melting point of 137-141ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 173676-60-3
Jingsj CID: J-1082602-9
Molecular Formula: C₂₁H₁₉ClF₃NO₂
Chinese Name: (S)-5-氯-α-(环丙基乙炔基)-2-[((4-甲氧基苯基)甲基)氨基]-α-(三氟甲基)苯甲醇
Molecular Weight: 409.82900 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	137-141ºC

Frequently Asked Questions

What is the CAS number of (S)-5-chloro-α-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-α-(trifluoromethyl)benzenemethanol?

The CAS number of (S)-5-chloro-α-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-α-(trifluoromethyl)benzenemethanol is 173676-60-3.

What are the molecular formula and molecular weight of (S)-5-chloro-α-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-α-(trifluoromethyl)benzenemethanol?

(S)-5-chloro-α-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-α-(trifluoromethyl)benzenemethanol has molecular formula C21H19ClF3NO2 and molecular weight 409.82900 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "(S)-5-chloro-α-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-α-(trifluoromethyl)benzenemethanol (CAS 173676-60-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1082602-9 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.