L-Methionine methylsulfonium iodide

Also known as: L-Methionine, S-methyl-, iodide (1:1), S-Methylmethionine sulfonium iodide, (3-Amino-3-carboxypropyl)dimethylsulfonium iodide, [(3S)-3-amino-3-carboxypropyl]-dimethylsulfanium iodide, EINECS 251-893-0

L-Methionine methylsulfonium iodide (CAS 3493-11-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H14INO2S and a molecular weight of 291.15000 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3493-11-6
Jingsj CID: J-28156-1
Molecular Formula: C₆H₁₄INO₂S
Molecular Weight: 291.15000 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	290.97900
PSA	88.62000

Customs & Trade Information

HS Code	2930909090
Summary	2930909090. other organo-sulphur compounds. 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 L-Methionine methylsulfonium iodide?

The CAS number of L-Methionine methylsulfonium iodide is 3493-11-6.

What are the molecular formula and molecular weight of L-Methionine methylsulfonium iodide?

L-Methionine methylsulfonium iodide has molecular formula C6H14INO2S and molecular weight 291.15000 g/mol.

What are the upstream and downstream products of L-Methionine methylsulfonium iodide?

For L-Methionine methylsulfonium iodide, Upstream Products: L-Methionine, iodomethane, DL-Methionine; Downstream Products: L-Homoserine, DL-Homoserine.

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. "L-Methionine methylsulfonium iodide (CAS 3493-11-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28156-1 (accessed 2026-11-09).

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