Disulfamide

About Disulfamide

Disulfamide is an impurity of Methyclothiazide carrying the CAS registry number 671-88-5. Formula C7H9ClN2O4S2, molecular weight 284.7 g/mol. Systematically, it is named 4-chloro-6-methylbenzene-1,3-disulfonamide. Alternative names: Disulphamide and 5-Chlorotoluene-2,4-disulfonamide.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Methyclothiazide to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Methyclothiazide

View every impurity, metabolite and intermediate we list for Methyclothiazide.

Methyclothiazide impurities

Specifications & identifiers

Chemical identifiers
Product name	Disulfamide
Catalogue No.	VQ-038367
CAS Number	671-88-5
IUPAC name	4-chloro-6-methylbenzene-1,3-disulfonamide
Molecular formula	C₇H₉ClN₂O₄S₂
Molecular weight	284.7 g/mol
Exact mass	283.9692
Grade	Reference Standard
HSN code	38229090
InChIKey	RCFKEIREOSXLET-UHFFFAOYSA-N
SMILES	CC1=CC(=C(C=C1S(=O)(=O)N)S(=O)(=O)N)Cl
PubChem CID	68935

Physical properties
Physical form	Solid
H-bond donors / acceptors	2 / 6
TPSA	137 Å²
Synonyms	Disulphamide, 5-Chlorotoluene-2,4-disulfonamide, 4-Chloro-6-methyl-1,3-benzenedisulfonamide, Disamide, Desamide, Toluidrin, Natirene 25, 5-Chloro-2,4-disulfamoyltoluene, Diurex (Eisai), Disulfamide (VAN), Disulfamide (pharmaceutical), 1,3-Benzenedisulfonamide, 4-chloro-6-methyl-

Documents

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

Frequently asked questions

What is the CAS number of Disulfamide?

The CAS Registry Number of Disulfamide is 671-88-5. It is also known as Disulphamide, 5-Chlorotoluene-2,4-disulfonamide, 4-Chloro-6-methyl-1,3-benzenedisulfonamide.

What is the molecular formula and molecular weight of Disulfamide?

Disulfamide has the molecular formula C7H9ClN2O4S2 and a molecular weight of 284.7 g/mol. Its IUPAC name is 4-chloro-6-methylbenzene-1,3-disulfonamide.

What is Disulfamide used for?

Disulfamide is supplied as a characterised reference material related to Methyclothiazide. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Disulfamide can I order?

We supply Disulfamide in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Disulfamide?

Yes. Every lot of Disulfamide 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 Disulfamide be shipped internationally?

Yes. We export Disulfamide worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.