5-Chloro-1,2,3,4-tetrahydroisoquinoline

Also known as: 5-chloro-1,2,3,4-tetrahydro-isoquinoline, Isoquinoline, 5-chloro-1,2,3,4-tetrahydro-

5-Chloro-1,2,3,4-tetrahydroisoquinoline (CAS 73075-43-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H10ClN and a molecular weight of 167.63900 g/mol. Key properties include a boiling point of 276ºC, a density of 1.162 and a flash point of 121ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.: 73075-43-1
Jingsj CID: J-931377-3
Molecular Formula: C₉H₁₀ClN
Molecular Weight: 167.63900 g/mol
Category: Pharma Intermediates
Last updated: 11/2/2026

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Physicochemical Properties

Boiling Point	276ºC
Density	1.162
Flash Point	121ºC
Exact Mass	203.026855
PSA	12.03000
LogP	3.11650
Refractive Index	1.56

Customs & Trade Information

HS Code	2933499090
Summary	2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. 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 5-Chloro-1,2,3,4-tetrahydroisoquinoline?

The CAS number of 5-Chloro-1,2,3,4-tetrahydroisoquinoline is 73075-43-1.

What are the molecular formula and molecular weight of 5-Chloro-1,2,3,4-tetrahydroisoquinoline?

5-Chloro-1,2,3,4-tetrahydroisoquinoline has molecular formula C9H10ClN and molecular weight 167.63900 g/mol.

What are the upstream and downstream products of 5-Chloro-1,2,3,4-tetrahydroisoquinoline?

For 5-Chloro-1,2,3,4-tetrahydroisoquinoline, Upstream Products: 5-Chloroisoquinoline, 1-(5-Chloro-3,4-dihydroisoquinolin-2(1H)-yl)ethan-1-one, 2-(2-Chlorophenyl)ethylamine.

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

Last updated: 11/2/2026

How to cite: Jingsj. "5-Chloro-1,2,3,4-tetrahydroisoquinoline (CAS 73075-43-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-931377-3 (accessed 2026-11-09).

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