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
100-42-5
Chemical name
Styrene
Molecular formula
C8H8
Molecular weight
104.15 g/mol
Synonyms
Ethenylbenzene; Phenylethylene; Vinylbenzene; Styrol; Benzene, ethenyl-; Cinnamene; Styrene monomer; Phenylethene
InChIKey
PPBRXRYQALVLMV-UHFFFAOYSA-N
PubChem CID
7501
Hazard / GHS Reference
Signal word
Danger
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H226, H303, H304, H315, H319, H332, H335, H336, H341, H350, H351, H360, H361, H370, H372, H400, H401, H411, H412, H413
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
Melting Point
-33.15–-30.56
Catalog reference value; verify against supplier SDS before use.
Boiling Point
145–146.11
Catalog reference value; verify against supplier SDS before use.
Refractive Index
1.544
Catalog reference value; verify against supplier SDS before use.
Autoignition Temp
490.0 °C
Catalog reference value; verify against supplier SDS before use.
XLogP
2.9
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.