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1-Phenyl-1,2,3,4-tetrahydroisoquinoline

Also known as: 1,2,3,4-Tetrahydro-1-phenylisoquinoline, Phenyl-TIQ, rac-1-phenyl-1,2,3,4-tetrahydroisoquinoline, (RS)-1-phenyl-1,2,3,4-tetrahydroisoquinoline, MFCD02179241

1-Phenyl-1,2,3,4-tetrahydroisoquinoline (CAS 22990-19-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C15H15N and a molecular weight of 209.286 g/mol. Key properties include a melting point of 96-98ºC, a boiling point of 338.4±11.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 166.9±14.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22990-19-8
Jingsj CID
J-31340-6
Molecular Formula
C15H15N
Molecular Weight
209.286 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point96-98ºC
Boiling Point338.4±11.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point166.9±14.7 °C
Exact Mass209.120453
PSA12.03000
LogP2.70
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.589

Customs & Trade Information

HS Code2933499090
Summary2933499090. 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-Phenyl-1,2,3,4-tetrahydroisoquinoline?

The CAS number of 1-Phenyl-1,2,3,4-tetrahydroisoquinoline is 22990-19-8.

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

1-Phenyl-1,2,3,4-tetrahydroisoquinoline has molecular formula C15H15N and molecular weight 209.286 g/mol.

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

For 1-Phenyl-1,2,3,4-tetrahydroisoquinoline, Upstream Products: 1-Phenyl-3,4-dihydroisoquinoline, (R)-1-Phenyl-1,2,3,4-tetrahydroisoquinoline, p-Toluenesulfonyl chloride; Downstream Products: Ethyl (S)-1-phenyl-1,2,3,4-tetrahydro-2-isoquinolinecarboxylate, 1-Phenyl-1,2,3,4-tetrahydroisoquinoline, (R)-1-Phenyl-1,2,3,4-tetrahydroisoquinoline.

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

Last updated:

How to cite: Jingsj. "1-Phenyl-1,2,3,4-tetrahydroisoquinoline (CAS 22990-19-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31340-6 (accessed 2026-11-09).

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