C12F27N
671.09 g/mol
Electronic ChemicalWarning
Perfluorotributylamine
CAS311-89-7EC206-223-1
Category
Electronic Chemical
Compound Class
Halocarbon
Primary Use
electronic industry functional fluid
Perfluorotributylamine, also known as FC43, is a colorless liquid organic compound composed of three perfluorobutyl groups attached to a central nitrogen atom, where all hydrogen atoms have been replaced by fluorine. It is primarily used as a functional fluid in the electronic industry.
functional fluid for electronic industry
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Reading
What Are Electronic Resins? The Polymers Inside Chips, Substrates, and Circuit Boards
"Electronic resin" is not one material. It is a family of electronic-grade polymers — epoxy molding compounds, laminate resins, build-up films, and photoresists — defined less by what they are made of than by the electrical, thermal, and dimensional numbers they must hit.
Read moreWhy the AI Boom Is Also a Chemistry Boom: Inside the Ultra-High-Purity Electronic Chemicals Supply Chain Behind HBM, CoWoS, and Electronic-Grade HF
An AI chip isn't just bigger than an ordinary chip — it passes through more lithography, etch, clean, and polish cycles, each consuming ultra-high-purity photoresist, CMP slurry, electronic-grade HF, sulfuric acid, and PGMEA at parts-per-trillion purity. A fact-based map of why this supply chain is short, hard to switch suppliers on, and now visibly tightening.
Read moreSafety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Perfluorotributylamine (CAS 311-89-7) is 2921.19.
HS code (international, 6-digit)
2921.19
EU CN code (8-digit)
2921 19 99
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
1,1,2,2,3,3,4,4,4-nonafluoro-N,N-bis(1,1,2,2,3,3,4,4,4-nonafluorobutyl)butan-1-amine
InChIKey
RVZRBWKZFJCCIB-UHFFFAOYSA-N
SMILES
C(C(C(F)(F)F)(F)F)(C(N(C(C(C(C(F)(F)F)(F)F)(F)F)(F)F)C(C(C(C(F)(F)F)(F)F)(F)F)(F)F)(F)F)(F)F
Synonyms (42)
- FTBA
- PFTBA
- FC 43
- FC 43(47)
- FC 47
- Fluorinert FC 43
- Fluorocarbon FC 43
- Fluosol 43
- Mediflor FC 43
- Medifluor FC 47
- PFTBA; PFC
- Perfluorotri-n-butylamine
- Perfluorotributylamine
- Perfluorotributylamine (>80%)
- Product Ha (3M)
- Tri(nonafluorobutyl)amine
- Tri(perfluorobutyl)amine
- Tris(nonafluorobutyl)amine
- Tris(perfluorobut-1-yl)amine
- Tris(perfluorobutyl)amine
- fluorinert
- fluorinert (tm) (fc-43) (reg)
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