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(S)-Methyl 2-(((benzyloxy)carbonyl)amino)but-3-enoate

Also known as: (S)-N-Z-2-amino-3-butenoic acid methyl ester, (S)-methyl 2-(benzyloxycarbonylamino)but-3-enoate, 3-Butenoic acid, 2-[[(phenylmethoxy)carbonyl]amino]-, methyl ester, (2S)-, Cbz-L-alpha-vinyl-Gly-OMe, Methyl (2S)-2-{[(benzyloxy)carbonyl]amino}-3-butenoate, Z-L-vinylglycine methyl ester, Z-L-α-Vinyl-Gly-OMe, methyl (2S)-2-(phenylmethoxycarbonylamino)but-3-enoate

(S)-Methyl 2-(((benzyloxy)carbonyl)amino)but-3-enoate (CAS 75266-40-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H15NO4 and a molecular weight of 249.262 g/mol. Key properties include a melting point of 35-36ºC, a boiling point of 387.9±42.0 °C at 760 mmHg, a density of 1.153 and a flash point of 188.4±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
75266-40-9
Jingsj CID
J-1326140-0
Molecular Formula
C13H15NO4
Molecular Weight
249.262 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point35-36ºC
Boiling Point387.9±42.0 °C at 760 mmHg
Density1.153
Flash Point188.4±27.9 °C
Exact Mass249.100113
PSA64.63000
LogP2.75
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.521
Storage Conditions2-8°C

Customs & Trade Information

HS Code2924299090
Summary2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of (S)-Methyl 2-(((benzyloxy)carbonyl)amino)but-3-enoate?

The CAS number of (S)-Methyl 2-(((benzyloxy)carbonyl)amino)but-3-enoate is 75266-40-9.

What are the molecular formula and molecular weight of (S)-Methyl 2-(((benzyloxy)carbonyl)amino)but-3-enoate?

(S)-Methyl 2-(((benzyloxy)carbonyl)amino)but-3-enoate has molecular formula C13H15NO4 and molecular weight 249.262 g/mol.

What are the upstream and downstream products of (S)-Methyl 2-(((benzyloxy)carbonyl)amino)but-3-enoate?

For (S)-Methyl 2-(((benzyloxy)carbonyl)amino)but-3-enoate, Downstream Products: N-Cbz-L-homoserine lactone.

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

Last updated:

How to cite: Jingsj. "(S)-Methyl 2-(((benzyloxy)carbonyl)amino)but-3-enoate (CAS 75266-40-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1326140-0 (accessed 2026-11-09).

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