Cl4Hf
320.3 g/mol
Electronic ChemicalDanger
Hafnium tetrachloride
CAS13499-05-3EC236-826-5
Category
Electronic Chemical
Compound Class
Inorganic Salt
Primary Use
Precursor for hafnium-based electronic materials
Hafnium tetrachloride is an inorganic compound used as a precursor in the production of hafnium-based electronic materials. Its structure consists of hafnium in a +4 oxidation state coordinated by four chloride ions, forming a salt-like solid.
Precursor for hafnium-based electronic materials
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.
Sourcing Hafnium tetrachloride?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Related Compounds
ReferenceSame Category
9,9-Dimethyl-N-(4-(9-phenyl-9H-carbazol-3-yl)phenyl)-9H-fluoren-2-amine
CAS1354653-33-0
Electronic chemical for OLED materials
ReferenceSame Category
2,7-Dibromo-9H-carbazole
CAS136630-39-2
OLED material intermediate
ReferenceSame Category
(9-Phenyl-9H-carbazol-4-yl)boronic acid
CAS1370555-65-9
OLED material intermediate
ReferenceSame Category
Neodymium(III) fluoride
CAS13709-42-7
Intermediate for neodymium metal production
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
Danger
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
Customs Tariff Classification
The international HS code for Hafnium tetrachloride (CAS 13499-05-3) is 2827.39.
HS code (international, 6-digit)
2827.39
EU CN code (8-digit)
2827 39 85
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
tetrachlorohafnium
InChIKey
PDPJQWYGJJBYLF-UHFFFAOYSA-J
SMILES
Cl[Hf](Cl)(Cl)Cl
Synonyms (9)
- Hafnium tetrachloride
- Hafnium(IV) chloride
- hafnium chloride
- tetrachlorohafnium
Sourcing Hafnium tetrachloride?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.