1-naphthalenesulfonic acid, 4-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1h-pyrazol-4-yl)azo)-3-hydroxy-, monosodium salt
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
3618-63-1
Chemical name
1-naphthalenesulfonic acid, 4-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1h-pyrazol-4-yl)azo)-3-hydroxy-, monosodium salt
Molecular formula
C20H15N4NaO5S
Molecular weight
446.4 g/mol
Synonyms
Chrome Red; 1-Naphthalenesulfonic acid, 4-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-3-hydroxy-, monosodium salt; 1-Naphthalenesulfonic acid, 4-[2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)diazenyl]-3-hydroxy-, sodium salt (1:1); Sodium 4-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)-3-hydroxynaphthalene-1-sulphonate; Sodium 4-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-3-hydroxynaphthalene-1-sulphonate; 1-Naphthalenesulfonic acid, 4-(2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)diazenyl)-3-hydroxy-, sodium salt (1:1); 1-Naphthalenesulfonic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo-3-hydroxy-, monosodium salt; C.I. Mordant Red 7; Chrome Fast Red B; Acid Chrome Red; Airedale Red BC; Diacromo Red B
InChIKey
FPSFKBGHBCHTOE-UHFFFAOYSA-M
PubChem CID
135713893
Signal word
Warning
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H315, H319
Catalog reference cue; confirm supplier documentation before use.
Physical property reference values are not available in the current MolGraph catalog record.
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.