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tert-butyl 6-cyano-3,4-dihydroisoquinoline-2(1H)-carboxylate

Also known as: tert-butyl 6-cyano-1,2,3,4-tetrahydroisoquinoline-2-carboxylate, 2-Boc-6-cyano-1,2,3,4-tetrahydroisoquinoline, N-tert-butoxycarbonyl-6-cyano-1,2,3,4-tetrahydroisoquinoline, t-butyl 6-cyano-3,4-dihydro-2(1H)-isoquinolinecarboxylate, 1,1-dimethylethyl 6-cyano-3,4-dihydro-2(1H)-isoquinolinecarboxylate, 2-Methyl-2-propanyl 6-cyano-3,4-dihydro-2(1H)-isoquinolinecarboxylate

tert-butyl 6-cyano-3,4-dihydroisoquinoline-2(1H)-carboxylate (CAS 166398-33-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C15H18N2O2 and a molecular weight of 258.316 g/mol. Key properties include a boiling point of 386.8±42.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 187.7±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
166398-33-0
Jingsj CID
J-1156421-9
Molecular Formula
C15H18N2O2
Molecular Weight
258.316 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point386.8±42.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point187.7±27.9 °C
Exact Mass258.136841
PSA53.33000
LogP2.38
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.563

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 tert-butyl 6-cyano-3,4-dihydroisoquinoline-2(1H)-carboxylate?

The CAS number of tert-butyl 6-cyano-3,4-dihydroisoquinoline-2(1H)-carboxylate is 166398-33-0.

What are the molecular formula and molecular weight of tert-butyl 6-cyano-3,4-dihydroisoquinoline-2(1H)-carboxylate?

tert-butyl 6-cyano-3,4-dihydroisoquinoline-2(1H)-carboxylate has molecular formula C15H18N2O2 and molecular weight 258.316 g/mol.

What are the upstream and downstream products of tert-butyl 6-cyano-3,4-dihydroisoquinoline-2(1H)-carboxylate?

For tert-butyl 6-cyano-3,4-dihydroisoquinoline-2(1H)-carboxylate, Upstream Products: Di-tert-butyl dicarbonate, 1,2,3,4-Tetrahydroisoquinoline-6-carbonitrile, Zinc cyanide.

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

Last updated:

How to cite: Jingsj. "tert-butyl 6-cyano-3,4-dihydroisoquinoline-2(1H)-carboxylate (CAS 166398-33-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1156421-9 (accessed 2026-11-09).

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