- Package
- 100 g
- Purity
- 85%
- Price
- Request review
- Availability
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- Delivery
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CAS Number: 121-03-9
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CAS Number
121-03-9
PubChem CID
8458
Molecular Formula
C7H7NO5S
Molecular Weight
217.2 g/mol
Exact Mass
217.004494
InChIKey
ZDTXQHVBLWYPHS-UHFFFAOYSA-N
SMILES String
CC1=C(C=C(C=C1)[N+](=O)[O-])S(=O)(=O)O
Melting Point
133.5 °C
Flash Point
133.0 °C
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Structural features
2-Methyl-5-nitrobenzenesulfonic acid (CAS 121-03-9) is listed in the Advanced Chemicals portfolio, with molecular formula C7H7NO5S and molecular weight 217. 20 g/mol.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Intended for research building-block and synthetic chemistry workflows; structure-derived tags include nitrogen-containing heterocycle.
Documentation needs
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Safety and handling reference content is available through documentation requests.
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Preliminary Safety Reference
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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.
2-Methyl-5-nitrobenzenesulfonic acid is identified by CAS 121-03-9, with molecular formula C7H7NO5S, molecular weight 217.2, InChIKey ZDTXQHVBLWYPHS-UHFFFAOYSA-N.
Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.
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Availability, pack size, lead time, and pricing are confirmed through RFQ.
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