Thiazolo[4,5-h]isoquinolin-2(3H)-one (9CI)

Also known as: 2-Hydroxythiazolo<4,5-h>isochinolin, 3H-[1,3]thiazolo[4,5-h]isoquinolin-2-one, Thiazolo[4,5-h]isoquinolin-2(3H)-one, [1,3]Thiazolo[4,5-h]isoquinolin-2(3H)-one

Thiazolo[4,5-h]isoquinolin-2(3H)-one (9CI) (CAS 35317-84-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H6N2OS and a molecular weight of 202.232 g/mol. Key property: a density of 1.5±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 35317-84-1
Jingsj CID: J-1342708-2
Molecular Formula: C₁₀H₆N₂OS
Molecular Weight: 202.232 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Density	1.5±0.1 g/cm3
Exact Mass	202.020081
PSA	74.25000
LogP	1.50
Refractive Index	1.761

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. 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 Thiazolo[4,5-h]isoquinolin-2(3H)-one (9CI)?

The CAS number of Thiazolo[4,5-h]isoquinolin-2(3H)-one (9CI) is 35317-84-1.

What are the molecular formula and molecular weight of Thiazolo[4,5-h]isoquinolin-2(3H)-one (9CI)?

Thiazolo[4,5-h]isoquinolin-2(3H)-one (9CI) has molecular formula C10H6N2OS and molecular weight 202.232 g/mol.

What are the upstream and downstream products of Thiazolo[4,5-h]isoquinolin-2(3H)-one (9CI)?

For Thiazolo[4,5-h]isoquinolin-2(3H)-one (9CI), Upstream Products: 7-Aminoisoquinoline, Thiazolo[4,5-h]isoquinolin-2-amine.

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. "Thiazolo[4,5-h]isoquinolin-2(3H)-one (9CI) (CAS 35317-84-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1342708-2 (accessed 2026-11-09).

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