ISCK03
ISCK03 (CAS 945526-43-2), molecular formula C19H21N3O2S, is a high-purity chemical supplied by Tech Serve Solutions for cell biology applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- Benzenesulfonamide,4-(1,1-dimethylethyl)-N-[4-(1H-imidazol-1-yl)phenyl],[4-t-Butylphenyl]-N-(4-imidazol-1-yl phenyl)sulfonamide

| Molecular weight | 355.45 |
|---|---|
| Empirical formula | C19H21N3O2S |
| Assay | ≥98% (HPLC) |
| Solubility | DMSO: ≥20 mg/mLH2O: insoluble |
| Storage temperature | 2-8°C |

Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is ISCK03?
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ISCK03 (CAS 945526-43-2), molecular formula C19H21N3O2S, is a high-purity chemical supplied by Tech Serve Solutions for cell biology applications, to USP, BP and EP standards.
What grades of ISCK03 does Tech Serve Solutions supply?
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Tech Serve Solutions supplies ISCK03 in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of ISCK03?
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ISCK03 has CAS number 945526-43-2 and molecular formula C19H21N3O2S. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for ISCK03?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of ISCK03 ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should ISCK03 be stored?
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Store ISCK03 in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is ISCK03 used for?
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ISCK03 is used in cell biology applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for ISCK03?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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