lorazepam structure

lorazepam

TL;DR: lorazepam (CAS 18878-17-6) is a chemical compound with molecular formula C19H14Cl2N2O4 and molecular weight 404.03 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

[1-acetyl-7-chloro-5-(2-chlorophenyl)-2-oxo-3H-1,4-benzodiazepin-3-yl] acetate

Also Known As: lorazepam, Lorazepam, N,O-diacetyl-, 3,4'-DICHLOROBIPHENYL, 1-acetyl-3-(acetyloxy)-7-chloro-5-(2-chlorophenyl)-1,3-dihydro-2h-1,4-benzodiazepin-2-one, 878A176

CAS: 18878-17-6
Molecular Formula C19H14Cl2N2O4
Molecular Weight 404.03 g/mol
LogP 3.6131
Topological Polar Surface Area 76.04 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 5
Rotatable Bonds 2
Exact Mass 404.03305
Heavy Atoms 27
Complexity 987.425

Chemical Identifiers

CAS Number 18878-17-6
SMILES CC(=O)N1C2=C(C=C(C=C2)Cl)C(=NC(C1=O)OC(=O)C)C3=CC=CC=C3Cl

Product Overview

lorazepam (CAS 18878-17-6), with molecular formula C19H14Cl2N2O4 and molecular weight 404.03 g/mol. IUPAC: [1-acetyl-7-chloro-5-(2-chlorophenyl)-2-oxo-3H-1,4-benzodiazepin-3-yl] acetate.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.
View MSDS →

Chemical Property Profile of lorazepam

XLogP
3.6131
TPSA (Topological Polar Surface Area)
76.04
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
5
Rotatable Bonds
2
Heavy Atoms
27
Complexity
987.425
Exact Mass
404.03305
Monoisotopic Mass
404.03305
Data Source: Chemical property values are referenced from PubChem, the world's largest open chemistry database maintained by the National Center for Biotechnology Information (NCBI), U.S. National Library of Medicine.

Property Insights of lorazepam

The XLogP value of 3.6131 indicates that lorazepam is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 76.04 Ų falls within the moderate polarity range, balancing permeability and solubility for lorazepam. Following Lipinski's Rule of Five, lorazepam has 0 hydrogen bond donor(s) and 5 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.

Frequently Asked Questions

What is the typical lead time for this product?
Lead time typically ranges from 3-7 business days for in-stock items. For larger quantities or custom orders, please contact us for specific lead times.
Can you provide samples for testing?
Yes, we offer sample quantities for quality testing. Please submit an inquiry with your requirements and we will arrange samples accordingly.
What documentation do you provide with the product?
We provide COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), and technical data sheets with each shipment.
Do you ship internationally?
Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location. Please contact us for specific shipping information.

Frequently Asked Questions

What is the CAS number of lorazepam?

The CAS number of lorazepam is 18878-17-6.

What is the molecular formula of lorazepam?

The molecular formula of lorazepam is C19H14Cl2N2O4.

What is the molecular weight of lorazepam?

The molecular weight of lorazepam is 404.03 g/mol.

Where can I buy lorazepam?

You can request a quote for lorazepam directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for lorazepam?

Yes, KEHONG BIO provides custom synthesis services for lorazepam and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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