- Package
- 250 mg
- Purity
- 95+%
- Price
- Request review
- Availability
- Shipping review required
- Delivery
- Shipping review required
CAS Number: 128-42-7
Submit an RFQ to review pricing, availability, lead time, pack size, purity, COA, and supplier SDS for this catalog entry.
Available options
Shipping review is required before pricing or stock can be confirmed publicly. Shipping, duties, and documentation fees are confirmed before order acceptance.
CAS Number
128-42-7
PubChem CID
5282251
Molecular Formula
C14H10N2O10S2
Molecular Weight
430.4 g/mol
Exact Mass
429.977687
InChIKey
UETHPMGVZHBAFB-OWOJBTEDSA-N
IUPAC Name
5-nitro-2-[(E)-2-(4-nitro-2-sulfophenyl)ethenyl]benzenesulfonic acid
SMILES String
O=[N+]([O-])c1ccc(/C=C/c2ccc([N+](=O)[O-])cc2S(=O)(=O)O)c(S(=O)(=O)O)c1
No physical property values available.
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Structural features
4,4'-Dinitro-2,2'-stilbenedisulfonic acid (CAS 128-42-7) is listed in the Materials Science portfolio, with molecular formula C14H10N2O10S2 and molecular weight 430. 40 g/mol.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Intended for materials chemistry research and formulation screening workflows; structure-derived tags include nitrogen-containing heterocycle.
Documentation needs
COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.
Safety and handling reference content is available through documentation requests.
For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.
Preliminary Safety Reference
For supplier-issued SDS or COA, submit a documentation request.
Safety Reference / SDS RequestCatalog navigation
Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.
4,4'-Dinitro-2,2'-stilbenedisulfonic acid is identified by CAS 128-42-7, with molecular formula C14H10N2O10S2, molecular weight 430.4, InChIKey UETHPMGVZHBAFB-OWOJBTEDSA-N.
Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.
Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.
Availability, pack size, lead time, and pricing are confirmed through RFQ.
Submit the CAS number, quantity, purity requirement, and destination country for sourcing review.