2-Methyl-5-nitrobenzenesulfonic acid
Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
CAS Number
121-03-9
Chemical name
2-Methyl-5-nitrobenzenesulfonic acid
Molecular formula
C7H7NO5S
Molecular weight
217.2 g/mol
Synonyms
p-Nitrotoluene-o-sulfonic acid; 4-Nitrotoluene-2-sulfonic acid; 5-Nitro-o-toluenesulfonic acid; Pntos; 4-Nitro-2-toluenesulfonic acid; Benzenesulfonic acid, 2-methyl-5-nitro-; 5-Nitro-2-methylbenzenesulfonic acid; o-Toluenesulfonic acid, 5-nitro-; Kyselina 4-nitrotoluen-2-sulfonova; 2-Toluenesulfonic acid, 5-nitro; 4-Nitrotoluene-2-sulphonic acid; 2-methyl-5-nitrobenzene-1-sulfonic acid
InChIKey
ZDTXQHVBLWYPHS-UHFFFAOYSA-N
PubChem CID
8458
Signal word
Danger
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H290, H314, H318
Catalog reference cue; confirm supplier documentation before use.
Melting Point
133.5 °C
Catalog reference value; verify against supplier SDS before use.
Flash Point
133.0 °C
Catalog reference value; verify against supplier SDS before use.
XLogP
0.9
Catalog reference value; verify against supplier SDS before use.
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.