1,2,3,4-Tetrahydroisoquinolin-5-ol hydrochloride

Also known as: 5-Hydroxy-1,2,3,4-tetrahydroisoquinoline hydrochloride, 1,2,3,4-Tetrahydro-5-isoquinolinol hydrochloride, 1,2,3,4-Tetrahydroisoquinolin-5-ol hydrochloride (1:1), 1,2,3,4-Tetrahydro-5-isoquinolinol, hydrochloride (1:1), 5-Isoquinolinol, 1,2,3,4-tetrahydro-, hydrochloride (1:1)

1,2,3,4-Tetrahydroisoquinolin-5-ol hydrochloride (CAS 102879-34-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H12ClNO and a molecular weight of 185.651 g/mol. Key properties include a melting point of 258-260 °C, a boiling point of 325.1ºC at 760 mmHg and a flash point of 150.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 102879-34-5
Jingsj CID: J-1514105-6
Molecular Formula: C₉H₁₂ClNO
Molecular Weight: 185.651 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	258-260 °C
Boiling Point	325.1ºC at 760 mmHg
Flash Point	150.4ºC
Exact Mass	185.060745
PSA	32.26000
LogP	2.16870
Vapor Pressure	0.000124mmHg at 25°C

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 1,2,3,4-Tetrahydroisoquinolin-5-ol hydrochloride?

The CAS number of 1,2,3,4-Tetrahydroisoquinolin-5-ol hydrochloride is 102879-34-5.

What are the molecular formula and molecular weight of 1,2,3,4-Tetrahydroisoquinolin-5-ol hydrochloride?

1,2,3,4-Tetrahydroisoquinolin-5-ol hydrochloride has molecular formula C9H12ClNO and molecular weight 185.651 g/mol.

What are the upstream and downstream products of 1,2,3,4-Tetrahydroisoquinolin-5-ol hydrochloride?

For 1,2,3,4-Tetrahydroisoquinolin-5-ol hydrochloride, Upstream Products: 5-Hydroxyisoquinoline; Downstream Products: 5-Methoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride, tert-Butyl 5-hydroxy-3,4-dihydroisoquinoline-2(1H)-carboxylate.

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. "1,2,3,4-Tetrahydroisoquinolin-5-ol hydrochloride (CAS 102879-34-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1514105-6 (accessed 2026-11-09).

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