tert-Butyl 5-amino-3,4-dihydroisoquinoline-2(1H)-carboxylate

Also known as: 2(1H)-Isoquinolinecarboxylic acid, 5-amino-3,4-dihydro-, 1,1-dimethylethyl ester, 2-Boc-1,2,3,4-tetrahydroisoquinolin-5-amine, 2-Methyl-2-propanyl 5-amino-3,4-dihydro-2(1H)-isoquinolinecarboxylate, 5-Amino-2-(tert-butoxycarbonyl)-1,2,3,4-tetrahydroisoquinoline, 5-Amino-2-Boc-1,2,3,4-tetrahydroisoquinoline, tert-Butyl 5-amino-1,2,3,4-tetrahydroisoquinoline-2-carboxylate

tert-Butyl 5-amino-3,4-dihydroisoquinoline-2(1H)-carboxylate (CAS 201150-73-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H20N2O2 and a molecular weight of 248.321 g/mol. Key properties include a melting point of 121-125°C, a boiling point of 390.4±42.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 189.9±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 201150-73-4
Jingsj CID: J-1324261-0
Molecular Formula: C₁₄H₂₀N₂O₂
Molecular Weight: 248.321 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	121-125°C
Boiling Point	390.4±42.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	189.9±27.9 °C
Exact Mass	248.152481
PSA	55.56000
LogP	1.66
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.569
Storage Conditions	2-8°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 tert-Butyl 5-amino-3,4-dihydroisoquinoline-2(1H)-carboxylate?

The CAS number of tert-Butyl 5-amino-3,4-dihydroisoquinoline-2(1H)-carboxylate is 201150-73-4.

What are the molecular formula and molecular weight of tert-Butyl 5-amino-3,4-dihydroisoquinoline-2(1H)-carboxylate?

tert-Butyl 5-amino-3,4-dihydroisoquinoline-2(1H)-carboxylate has molecular formula C14H20N2O2 and molecular weight 248.321 g/mol.

What are the upstream and downstream products of tert-Butyl 5-amino-3,4-dihydroisoquinoline-2(1H)-carboxylate?

For tert-Butyl 5-amino-3,4-dihydroisoquinoline-2(1H)-carboxylate, Upstream Products: 1,2,3,4-tetrahydroisoquinolin-5-amine, Di-tert-butyl dicarbonate, 5-Aminoisoquinoline.

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. "tert-Butyl 5-amino-3,4-dihydroisoquinoline-2(1H)-carboxylate (CAS 201150-73-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1324261-0 (accessed 2026-11-09).

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