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
100-20-9
Chemical name
Terephthaloyl chloride
Molecular formula
C8H4Cl2O2
Molecular weight
203.02 g/mol
Synonyms
Terephthaloyl dichloride; 1,4-BENZENEDICARBONYL DICHLORIDE; p-Phthaloyl chloride; Terephthalic acid dichloride; Terephthalic dichloride; p-Phthaloyl dichloride; Terephthalyl dichloride; p-Phenylenedicarbonyl dichloride
InChIKey
LXEJRKJRKIFVNY-UHFFFAOYSA-N
PubChem CID
7488
Hazard / GHS Reference
Signal word
Danger
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H314, H318, H331, H371
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
79.5–84 °C
Catalog reference value; verify against supplier SDS before use.
Density
1.32 g/cm³
Catalog reference value; verify against supplier SDS before use.
Flash Point
180.0 °C
Catalog reference value; verify against supplier SDS before use.
Vapor Pressure
Estimated value, unit not specified
Catalog reference value; verify against supplier SDS before use.
XLogP
4
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.