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(Amidinothio)acetic acid

Also known as: 2-[(aminoiminomethyl)thio]acetic acid, S-(Carboxymethyl)isothiourea, pseudothiohydantoic acid, carboxymethylisothiourea, 2-carbamimidoylsulfanylacetic acid, 2-{[amino(imino)methyl]sulfanyl}acetic acid, (amidinothio)acetic acid purum, Acetic acid, 2-[(aminoiminomethyl)thio]-

(Amidinothio)acetic acid (CAS 7404-50-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H6N2O2S and a molecular weight of 134.15700 g/mol. Key properties include a melting point of -234ºC (dec.), a boiling point of 307.9ºC at 760 mmHg, a density of 1.61 g/cm3 and a flash point of 140ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7404-50-4
Jingsj CID
J-1519283-3
Molecular Formula
C3H6N2O2S
Molecular Weight
134.15700 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Melting Point-234ºC (dec.)
Boiling Point307.9ºC at 760 mmHg
Density1.61 g/cm3
Flash Point140ºC
Exact Mass134.01500
PSA112.47000
LogP0.49770

Customs & Trade Information

HS Code2930909090
Summary2930909090. 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 (Amidinothio)acetic acid?

The CAS number of (Amidinothio)acetic acid is 7404-50-4.

What are the molecular formula and molecular weight of (Amidinothio)acetic acid?

(Amidinothio)acetic acid has molecular formula C3H6N2O2S and molecular weight 134.15700 g/mol.

What are the upstream and downstream products of (Amidinothio)acetic acid?

For (Amidinothio)acetic acid, Upstream Products: Chloroacetic acid, Sodium chloroacetate, Bromoacetic acid; Downstream Products: Pseudothiohydantoin.

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

Last updated:

How to cite: Jingsj. "(Amidinothio)acetic acid (CAS 7404-50-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519283-3 (accessed 2026-11-09).

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