[6-Chloro-4-(2-chlorophenyl)-2-quinazolinyl]methanol

6-氯-4-(2-氯苯基)-2-喹唑啉甲醇

Also known as: Lorazepam USP Related Compound E, Lorazepam USP Impurity E, Lorazepam Impurity 2, 6-Chloro-4-(2-chlorophenyl)-2-quinazolinemethanol, 6-Chloro-4-(o-chlorophenyl)-2-quinazoline methanol, 2-Quinazolinemethanol, 6-chloro-4-(2-chlorophenyl)-, [6-Chloro-4-(2-chlorophenyl)quinazolin-2-yl]methanol

[6-Chloro-4-(2-chlorophenyl)-2-quinazolinyl]methanol (CAS 773871-49-1) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C15H10Cl2N2O and a molecular weight of 305.159 g/mol. It is also known as Lorazepam USP Related Compound E, Lorazepam USP Impurity E and Lorazepam Impurity 2. Key properties include a boiling point of 384.4±42.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 186.3±27.9 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 773871-49-1
Jingsj CID: J-1480945-1
Molecular Formula: C₁₅H₁₀Cl₂N₂O
Chinese Name: 6-氯-4-(2-氯苯基)-2-喹唑啉甲醇
Molecular Weight: 305.159 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	384.4±42.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	186.3±27.9 °C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of [6-Chloro-4-(2-chlorophenyl)-2-quinazolinyl]methanol?

The CAS number of [6-Chloro-4-(2-chlorophenyl)-2-quinazolinyl]methanol is 773871-49-1.

What are the molecular formula and molecular weight of [6-Chloro-4-(2-chlorophenyl)-2-quinazolinyl]methanol?

[6-Chloro-4-(2-chlorophenyl)-2-quinazolinyl]methanol has molecular formula C15H10Cl2N2O and molecular weight 305.159 g/mol.

Is [6-Chloro-4-(2-chlorophenyl)-2-quinazolinyl]methanol hazardous?

[6-Chloro-4-(2-chlorophenyl)-2-quinazolinyl]methanol has GHS signal word Danger.

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

Last updated: 8/21/2026

How to cite: Jingsj. "[6-Chloro-4-(2-chlorophenyl)-2-quinazolinyl]methanol (CAS 773871-49-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1480945-1 (accessed 2026-10-25).

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