Sulfinpyrazone

Name: Sulfinpyrazone
Brand: Zemixal
SKU: ZX-036229

Reference StandardAvailable on request

Sulfinpyrazone (CAS 57-96-5) supplier Zemixal. Request a quote with price, lead time and documents. Ships from India to 120+ countries.

Pack sizes

CAS number57-96-5

FormulaC₂₃H₂₀N₂O₃S

Molar mass404.5 g/mol

Physical formSolid

HS code38229090

InChIKeyMBGGBVCUIVRRBF-UHFFFAOYSA-N

IUPAC name4-[2-(benzenesulfinyl)ethyl]-1,2-diphenylpyrazolidine-3,5-dione

About Sulfinpyrazone

Zemixal lists Sulfinpyrazone for laboratories that identify, quantify or control Siponimod and its related substances. Key data (Reference Standard): CAS 57-96-5, formula C23H20N2O3S and molar mass 404.5 g/mol. It is handled as a solid.

Common uses in the lab and plant

Identification & assay
Method development & validation
QC reference material

Safe handling

Hazard communication follows GHS (Warning: H302). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Siponimod

See every impurity, metabolite and related compound we list for this API.

Siponimod standards

Typical uses

Identification & assay
Method development & validation
QC reference material

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Sulfinpyrazone
Product name	Sulfinpyrazone
Catalogue number	ZX-036229
CAS number	57-96-5
IUPAC name	4-[2-(benzenesulfinyl)ethyl]-1,2-diphenylpyrazolidine-3,5-dione
Molecular formula	C₂₃H₂₀N₂O₃S
Molar mass	404.5 g/mol
Exact mass	404.1195
Grade	Reference Standard
Physical form	Solid
XLogP3	2.3
H-bond donors / acceptors	0 / 4
Topological polar surface area	76.9 Å²
HS code	38229090
InChIKey	MBGGBVCUIVRRBF-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)N2C(=O)C(C(=O)N2C3=CC=CC=C3)CCS(=O)C4=CC=CC=C4
PubChem CID	5342
Synonyms	Sulphinpyrazone, Anturane, Diphenylpyrazone, Sulfoxyphenylpyrazolidine, Anturidin, 1,2-Diphenyl-4-(2-(phenylsulfinyl)ethyl)pyrazolidine-3,5-dione, 4-(Phenylsulfoxyethyl)-1,2-diphenyl-3,5-pyrazolidinedione, 1,2-Diphenyl-4-(2'-phenylsulfinethyl)-3,5-pyrazolidinedione, 4-(2-Benzenesulfinylethyl)-1,2-diphenylpyrazolidine-3,5-dione, 1,2-Diphenyl-3,5-dioxo-4-(2-phenylsulfinylethyl)pyrazolidine, 3,5-Pyrazolidinedione, 1,2-diphenyl-4-(2-(phenylsulfinyl)ethyl)-, 3,5-Pyrazolidinedione, 1,2-diphenyl-4-[2-(phenylsulfinyl)ethyl]-

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Sulfinpyrazone
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Sulfinpyrazone

Which CAS number identifies Sulfinpyrazone?

Sulfinpyrazone is registered under CAS 57-96-5. You may also see it listed as Sulphinpyrazone, Anturane, Diphenylpyrazone. Our catalogue number for this item is ZX-036229.

What are the formula and molar mass of Sulfinpyrazone?

For Sulfinpyrazone, its formula is C23H20N2O3S and its molar mass is 404.5 g/mol. The systematic (IUPAC) name is 4-[2-(benzenesulfinyl)ethyl]-1,2-diphenylpyrazolidine-3,5-dione. InChIKey MBGGBVCUIVRRBF-UHFFFAOYSA-N lets you match it in any structure database.

How is Sulfinpyrazone used in pharmaceutical QC?

Sulfinpyrazone is a characterised reference material linked to Siponimod. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for Sulfinpyrazone?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Sulfinpyrazone?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship Sulfinpyrazone to my country?

Yes. Because Sulfinpyrazone is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

More Siponimod standards

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