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tert-Butyl 2-isocyanopropionate

Also known as: Propanoic acid,2-isocyano-,1,1-dimethylethyl ester (9CI), tert-butyl 2-isocyanopropanoate, DL-Alanine tert-butyl ester isocyanide, 2-Isocyansaeure-tert-butylester, tert-Butyl 2-isocyanopropionate, tert-Butyl α-isocyanopropionate

tert-Butyl 2-isocyanopropionate (CAS 34074-64-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H13NO2 and a molecular weight of 155.19400 g/mol. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
34074-64-1
Jingsj CID
J-1500085-8
Molecular Formula
C8H13NO2
Molecular Weight
155.19400 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass155.09500
PSA26.30000
LogP0.86660
Refractive Indexn20/D 1.413

GHS Safety & Compliance

Irritant / Health HazardSignal word: Danger
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H315 — Causes skin irritation
  • H317 — May cause an allergic skin reaction
  • H319 — Causes serious eye irritation
  • H332 — Harmful if inhaled
  • H334 — May cause allergy or asthma symptoms if inhaled
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2926909090
SummaryHS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of tert-Butyl 2-isocyanopropionate?

The CAS number of tert-Butyl 2-isocyanopropionate is 34074-64-1.

What are the molecular formula and molecular weight of tert-Butyl 2-isocyanopropionate?

tert-Butyl 2-isocyanopropionate has molecular formula C8H13NO2 and molecular weight 155.19400 g/mol.

Is tert-Butyl 2-isocyanopropionate hazardous?

tert-Butyl 2-isocyanopropionate has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H315 — Causes skin irritation.

What are the upstream and downstream products of tert-Butyl 2-isocyanopropionate?

For tert-Butyl 2-isocyanopropionate, Upstream Products: tert-Butyl isocyanoacetate, iodomethane.

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 2-isocyanopropionate (CAS 34074-64-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500085-8 (accessed 2026-11-09).

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