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2-Acetyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid

Also known as: 2-Acetyl-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid, 2-Acetyl-3,4-dihydro-1H-isoquinoline-3-carboxylic acid, 1,2,3,4-Tetrahydro-2-acetyl-3-isoquinolinecarboxylic acid

2-Acetyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 143767-54-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H13NO3 and a molecular weight of 219.23700 g/mol. Key properties include a melting point of 170-171 ºC, a boiling point of 465.2ºC at 760 mmHg, a density of 1.283g/cm3 and a flash point of 235.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
143767-54-8
Jingsj CID
J-1505839-6
Molecular Formula
C12H13NO3
Molecular Weight
219.23700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point170-171 ºC
Boiling Point465.2ºC at 760 mmHg
Density1.283g/cm3
Flash Point235.1ºC
Exact Mass219.09000
PSA57.61000
LogP0.98230
Vapor Pressure1.87E-09mmHg at 25°C
Refractive Index1.585
Additional PropertySlightly soluble (2.9 g/L) (25 ºC)

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 2-Acetyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid?

The CAS number of 2-Acetyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid is 143767-54-8.

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

2-Acetyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid has molecular formula C12H13NO3 and molecular weight 219.23700 g/mol.

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

For 2-Acetyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid, Upstream Products: 1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid hydrochloride, Acetyl chloride, Dimethyl 2-acetyl-1,2,3,4-tetrahydroisoquinoline-3,3-dicarboxylate; Downstream Products: (3S)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid, 1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid, (R)-(+)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid.

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

Last updated:

How to cite: Jingsj. "2-Acetyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 143767-54-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505839-6 (accessed 2026-11-09).

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