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.
Documentation status
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
Identity
CAS Number
100-02-7
Chemical name
4-Nitrophenol
Molecular formula
C6H5NO3
Molecular weight
139.11 g/mol
Synonyms
p-nitrophenol; Phenol, 4-nitro-; Paranitrophenol; Niphen; 4-Hydroxynitrobenzene; p-Hydroxynitrobenzene; para-nitrophenol; Phenol, p-nitro-
InChIKey
BTJIUGUIPKRLHP-UHFFFAOYSA-N
PubChem CID
980
Hazard / GHS Reference
Signal word
Warning
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H301, H302, H312, H314, H315, H317, H318, H332, H336, H370, H372, H373, H401, H411, H412
Catalog reference cue; confirm supplier documentation before use.
Handling & PPE
Handling and PPE reference fields are not available in the current MolGraph catalog record.
First Aid / Accidental Release
First aid and accidental release reference fields are not available in the current MolGraph catalog record.
Firefighting / Stability
Firefighting and stability reference fields are not available in the current MolGraph catalog record.
Physical and Chemical Reference
Appearance
4-nitrophenol appears as a white to light yellow crystalline solid. Contact may severely irritate skin and eyes. Poisonous by ingestion and moderately toxic by skin contact.
Catalog reference value; verify against supplier SDS before use.
Melting Point
111–116
Catalog reference value; verify against supplier SDS before use.
Boiling Point
278.89–279.05
Catalog reference value; verify against supplier SDS before use.
pKa
7.15
Catalog reference value; verify against supplier SDS before use.
Autoignition Temp
490.0 °C
Catalog reference value; verify against supplier SDS before use.
XLogP
1.9
Catalog reference value; verify against supplier SDS before use.
Transport / Shipment Review
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.
- Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.