LJ 278 structure

LJ 278

TL;DR: LJ 278 (CAS 1703-49-7) is a chemical compound with molecular formula C16H20ClN5O2 and molecular weight 349.13 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

LJ 278

7-[[4-(dimethylamino)phenyl]methyl]-1,3-dimethylpurine-2,6-dione;hydrochloride

Also Known As: Theophylline, 7-(p-(dimethylamino)benzyl)-, hydrochloride, p-Dimethylamino-benzyl theophylline chlorhydrate, p-Dimethylamino-benzyl theophylline chlorhydrate [French], (p-Dimethylamino benzyl)-7 dimethyl-1,3 xanthine chlorhydrate, (p-Dimethylamino benzyl)-7 dimethyl-1,3 xanthine chlorhydrate [French]

CAS: 1703-49-7
Molecular Formula C16H20ClN5O2
Molecular Weight 349.13 g/mol
LogP 0.97
Topological Polar Surface Area 61.7 Ų
Hydrogen Bond Donors 1
Hydrogen Bond Acceptors 4
Rotatable Bonds 3
Exact Mass 349.13055
Heavy Atoms 24
Complexity 475.0

Chemical Identifiers

CAS Number 1703-49-7
SMILES CN1C2=C(C(=O)N(C1=O)C)N(C=N2)CC3=CC=C(C=C3)N(C)C.Cl
InChIKey OAPNOVIISKMNEZ-UHFFFAOYSA-N

Product Overview

LJ 278 (CAS 1703-49-7), with molecular formula C16H20ClN5O2 and molecular weight 349.13 g/mol. IUPAC: 7-[[4-(dimethylamino)phenyl]methyl]-1,3-dimethylpurine-2,6-dione;hydrochloride.

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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 LJ 278

XLogP
0.97
TPSA (Topological Polar Surface Area)
61.7
Hydrogen Bond Donors
1
Hydrogen Bond Acceptors
4
Rotatable Bonds
3
Heavy Atoms
24
Complexity
475.0
Exact Mass
349.13055
Monoisotopic Mass
349.13055
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 LJ 278

The XLogP value of 0.97 suggests moderate lipophilicity, balancing water solubility and membrane permeability for LJ 278. The TPSA of 61.7 Ų falls within the moderate polarity range, balancing permeability and solubility for LJ 278. Following Lipinski's Rule of Five, LJ 278 has 1 hydrogen bond donor(s) and 4 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 LJ 278?

The CAS number of LJ 278 is 1703-49-7.

What is the molecular formula of LJ 278?

The molecular formula of LJ 278 is C16H20ClN5O2.

What is the molecular weight of LJ 278?

The molecular weight of LJ 278 is 349.13 g/mol.

Where can I buy LJ 278?

You can request a quote for LJ 278 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for LJ 278?

Yes, KEHONG BIO provides custom synthesis services for LJ 278 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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