6-chloro-1,3-dihydro-2H-imidazo[4,5-b]pyridine-2-thione

Also known as: 6-chloro-1H-imidazo[4,5-b]pyridine-2(3H)-thione, 6-chloro-3H-imidazo[4,5-b]pyridine-2-thiol, 2H-Imidazo[4,5-b]pyridine-2-thione, 6-chloro-1,3-dihydro-, 6-chloro-1,3-dihydro-imidazo[4,5-b]pyridine-2-thione, 6-chloro-1,3-dihydroimidazo[4,5-b]pyridine-2-thione

6-chloro-1,3-dihydro-2H-imidazo[4,5-b]pyridine-2-thione (CAS 19918-37-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H4ClN3S and a molecular weight of 185.63400 g/mol. Key properties include a boiling point of 320.3ºC at 760mmHg, a density of 1.65g/cm3 and a flash point of 147.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 19918-37-7
Jingsj CID: J-1496704-5
Molecular Formula: C₆H₄ClN₃S
Molecular Weight: 185.63400 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	320.3ºC at 760mmHg
Density	1.65g/cm3
Flash Point	147.5ºC
Exact Mass	184.98100
PSA	80.37000
LogP	1.90000
Vapor Pressure	0.00032mmHg at 25°C
Refractive Index	1.765

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 6-chloro-1,3-dihydro-2H-imidazo[4,5-b]pyridine-2-thione?

The CAS number of 6-chloro-1,3-dihydro-2H-imidazo[4,5-b]pyridine-2-thione is 19918-37-7.

What are the molecular formula and molecular weight of 6-chloro-1,3-dihydro-2H-imidazo[4,5-b]pyridine-2-thione?

6-chloro-1,3-dihydro-2H-imidazo[4,5-b]pyridine-2-thione has molecular formula C6H4ClN3S and molecular weight 185.63400 g/mol.

What are the upstream and downstream products of 6-chloro-1,3-dihydro-2H-imidazo[4,5-b]pyridine-2-thione?

For 6-chloro-1,3-dihydro-2H-imidazo[4,5-b]pyridine-2-thione, Upstream Products: 6-Chloro-1H-imidazo[4,5-b]pyridine, 5-chloropyridine-2,3-diamine, 2-Amino-5-chloro-3-nitropyridine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "6-chloro-1,3-dihydro-2H-imidazo[4,5-b]pyridine-2-thione (CAS 19918-37-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1496704-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.