Phosphate Esters & Derivatives Available — Bulk Only

Triisobutyl phosphate (TIBP)

CAS 126-71-6 · Formula C12H27O4P · MW 266.31 g/mol

Antifoam/defoaming agent for polyurethane and coating systems Controls air entrainment in resin and mortar mixes Acts as a wetting/viscosity aid in some PU formulations

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CAS Number
126-71-6
Formula
C12H27O4P
Molecular Weight
266.31 g/mol
Material Family
Phosphate Esters & Derivatives
At a Glance
Material Family
Phosphate Esters & Derivatives
Primary Role
Defoaming / Foam Control · Solvency
Applications & Use Cases
  • Antifoam/defoaming agent for polyurethane and coating systems
  • Controls air entrainment in resin and mortar mixes
  • Acts as a wetting/viscosity aid in some PU formulations
Safety & Handling
Full SDS available on request

A grade-specific Safety Data Sheet (SDS) — with the complete hazard classification, handling precautions, and transport information — is supplied with every shipment and available on request. Confirm all safety and regulatory details against the SDS for your specific grade.

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Chemical Identity
CAS Number
126-71-6
Molecular Formula
C12H27O4P
Molecular Weight
266.31 g/mol
IUPAC Name
tris(2-methylpropyl) phosphate
PubChem CID
InChI Key
HRKAMJBPFPHCSD-UHFFFAOYSA-N
XLogP
3.5
Full Description

Antifoam/defoaming agent for polyurethane and coating systems Controls air entrainment in resin and mortar mixes Acts as a wetting/viscosity aid in some PU formulations

Frequently Asked Questions

What is Triisobutyl phosphate (TIBP) (CAS 126-71-6)?

Triisobutyl phosphate (TIBP) (CAS 126-71-6) is a defoaming / foam control agent supplied by RawSource in bulk. Antifoam/defoaming agent for polyurethane and coating systems

What is the molecular formula and weight of Triisobutyl phosphate (TIBP)?

Molecular formula C12H27O4P, molecular weight 266.31 g/mol. IUPAC name: tris(2-methylpropyl) phosphate

Is Triisobutyl phosphate (TIBP) hazardous?

Yes

Disclaimer. Information on this page — including properties, identifiers, hazard, transport (DOT/UN) and tariff (HS) classifications, and applications — is provided for general reference and is compiled from authoritative public sources (e.g. PubChem/ECHA, 49 CFR 172.101, the Harmonized Tariff Schedule). Values are typical and are not a guaranteed specification; the Certificate of Analysis (CoA) for the lot purchased governs. Products are sold for industrial and professional use only. Nothing here is a medical, health, or efficacy claim or advice. Always consult the current Safety Data Sheet (SDS) before handling, storage, transport or disposal, and confirm regulatory status, classification and suitability for your application and jurisdiction. Hazard, transport and tariff classifications must be verified for your specific shipment. RawSource makes no warranty, express or implied, and assumes no liability for use of this information. Trademarks. Third-party trademarks and brand names are the property of their respective owners; any reference is nominative — used only to identify a comparable product — and does not imply affiliation with, sponsorship by, or endorsement by the trademark owner.