1,2,3,4-Tetrahydro-1-isoquinolinecarboxylic acid

Also known as: 1,2,3,4-Tetrahydro-isoquinoline-1-carboxylic acid, 1,2,3,4-Tetrahydroisoquinoline carboxylic acid, 1,2,3,4-Tetrahydroisoquinoline-1-carboxylic acid, 1-Isoquinolinecarboxylic acid, 1,2,3,4-tetrahydro-, BIM-0037743.P001, MFCD01318704, MLS000070678, SBB003410, SMR000011474, TIMTEC-BB SBB000197

1,2,3,4-Tetrahydro-1-isoquinolinecarboxylic acid (CAS 41034-52-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H11NO2 and a molecular weight of 177.200 g/mol. Key properties include a melting point of 268-270℃, a boiling point of 370.7±42.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 178.0±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 41034-52-0
Jingsj CID: J-1421675-2
Molecular Formula: C₁₀H₁₁NO₂
Molecular Weight: 177.200 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	268-270℃
Boiling Point	370.7±42.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	178.0±27.9 °C
Exact Mass	177.078979
PSA	49.33000
LogP	0.54
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.577

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-Tetrahydro-1-isoquinolinecarboxylic acid?

The CAS number of 1,2,3,4-Tetrahydro-1-isoquinolinecarboxylic acid is 41034-52-0.

What are the molecular formula and molecular weight of 1,2,3,4-Tetrahydro-1-isoquinolinecarboxylic acid?

1,2,3,4-Tetrahydro-1-isoquinolinecarboxylic acid has molecular formula C10H11NO2 and molecular weight 177.200 g/mol.

What are the upstream and downstream products of 1,2,3,4-Tetrahydro-1-isoquinolinecarboxylic acid?

For 1,2,3,4-Tetrahydro-1-isoquinolinecarboxylic acid, Upstream Products: 1-Isoquinolinecarboxylic acid, 2-Benzoyl-1,2-dihydroisoquinoline-1-carbonitrile; Downstream Products: N-Boc-2-Cyclohexyl-DL-glycine, (1,2,3,4-Tetrahydroisoquinolin-1-yl)methanol, Ethyl 1,2,3,4-tetrahydroisoquinoline-1-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-Tetrahydro-1-isoquinolinecarboxylic acid (CAS 41034-52-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1421675-2 (accessed 2026-11-09).

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