2,3-Dimercapto succinic acid, 98%+

Name: 2,3-Dimercapto succinic acid, 98%+
Brand: Vaqora Chemicals
SKU: VQ-010753

About 2,3-Dimercapto succinic acid, 98%+

2,3-Dimercapto succinic acid (CAS 304-55-2) is an organosulfur compound offered by Vaqora Chemicals (Puriss grade) at a purity of ≥98%. With the molecular formula C4H6O4S2, it has a molar mass of 182.2 g/mol. Systematically, it is named (2S,3R)-2,3-bis(sulfanyl)butanedioic acid. Common synonyms include meso-2,3-Dimercaptosuccinic acid and DIM-SA.

It is supplied as a white powder. Literature values give a melting point of 192-198 °C. Recommended storage is at 2–8 °C, with the container kept tightly sealed. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Key uses span coordination chemistry and diagnostic assays. It is used across pharmaceutical manufacturing, academic and industrial research and diagnostics and biotechnology.

Vaqora Chemicals supplies 2,3-Dimercapto succinic acid in 1 g, 5 g, 25 g and 100 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Coordination chemistry
Diagnostic assays

Industries

Specifications & identifiers

Chemical identifiers
Product name	2,3-Dimercapto succinic acid, 98%+
Catalogue No.	VQ-010753
CAS Number	304-55-2
IUPAC name	(2S,3R)-2,3-bis(sulfanyl)butanedioic acid
Molecular formula	C₄H₆O₄S₂
Molecular weight	182.2 g/mol
Exact mass	181.9708
Grade	Puriss
Purity / assay	≥98%
HSN code	29309099
InChIKey	ACTRVOBWPAIOHC-XIXRPRMCSA-N
SMILES	[C@@H]([C@@H](C(=O)O)S)(C(=O)O)S
PubChem CID	2724354

Physical properties
Physical form	Powder
Appearance	White powder
Melting point	192-198 °C
LogP (XLogP3)	0.1
H-bond donors / acceptors	4 / 6
TPSA	76.6 Å²
Storage	2–8 °C
Synonyms	meso-2,3-Dimercaptosuccinic acid, DIM-SA, DMS, DMSA, Succimer, meso-Dimercaptosuccinic acid, Butanedioic acid, 2,3-dimercapto-, (2R,3S)-rel-, DMS-A, (R,S)-2,3-Dimercaptobutanedioic acid, Butanedioic acid, 2,3-dimercapto-, (R,S)-, Succinic acid, 2,3-dimercapto-, meso-, (2R,3S)-2,3-disulfanylsuccinic acid

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H361Suspected of damaging fertility or the unborn child

Precautionary statements: P203, P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P318, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 304-55-2

Synthesis

2,3-Dimercapto succinic acid, 97%+

CAS: 304-55-2
Formula: C₄H₆O₄S₂
MW: 182.2 g/mol

VQ-010752

Frequently asked questions

What is the CAS number of 2,3-Dimercapto succinic acid, 98%+?

The CAS Registry Number of 2,3-Dimercapto succinic acid, 98%+ is 304-55-2. It is also known as meso-2,3-Dimercaptosuccinic acid, DIM-SA, DMS.

What is the molecular formula and molecular weight of 2,3-Dimercapto succinic acid, 98%+?

2,3-Dimercapto succinic acid, 98%+ has the molecular formula C4H6O4S2 and a molecular weight of 182.2 g/mol. Its IUPAC name is (2S,3R)-2,3-bis(sulfanyl)butanedioic acid.

Which grade and pack sizes of 2,3-Dimercapto succinic acid, 98%+ can I order?

We supply 2,3-Dimercapto succinic acid, 98%+ in Puriss (≥98%) grade, in 1 g, 5 g, 25 g, 100 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2,3-Dimercapto succinic acid, 98%+?

Yes. Every lot of 2,3-Dimercapto succinic acid, 98%+ is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 2,3-Dimercapto succinic acid, 98%+ be shipped internationally?

Yes. 2,3-Dimercapto succinic acid, 98%+ is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

How should 2,3-Dimercapto succinic acid, 98%+ be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.