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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 175385168Generated: October 31, 2026

Tetrakis(2,2,6,6-tetramethyl-3,5-heptanedionato)zirconium

ZR(TMHD)4 · [Zirconium(IV) thd] · Zirconium-thd/ 99.99% · Tetrakis(2,2,6,6-tetramethyL · -3,5-heptanedionato)zirconium(IV) · Zirconium tetrakis(dipivaloylmethane) · Tetrakis(dipivaloylmethanato)zirconium · Zirconium tetrakis(dipivaloylmethanato)

https://huagongshe.com/en/chemical/175385168

Tetrakis(2,2,6,6-tetramethyl-3,5-heptanedionato)zirconium molecular structure

Identifiers & Physical Properties

CAS No.18865-74-2
Molecular formulaC44H76O8Zr
Average molar mass824.29 g/mol
SMILESCC(C)(C)C(=O)[CH-]C(=O)C(C)(C)C.CC(C)(C)C(=O)[CH-]C(=O)C(C)(C)C.CC(C)(C)C(=O)[CH-]C(=O)C(C)(C)C.CC(C)(C)C(=O)[CH-]C(=O)C(C)(C)C.[Zr+4]
PubChem CID175385168

Chemical & Physical Properties

Melting point332-339 °C (lit.)
Boiling point180°C 0,1mm
Flash point180°C/0.1mm subl.
Physical statecrystal
Colorwhite
InChI1S/4C11H20O2.Zr/c4*1-10(2,3)8(12)7-9(13)11(4,5)6/h4*7,12H,1-6H3/q+4/p-4/b4*8-7-
InChIKeyMLSNEJQSDZMDFZ-DNSQIVDOSA-J
SMILESCC(C)(C)C(=O)\C=C(/O[Zr](O\C(=C/C(=O)C(C)(C)C)C(C)(C)C)(O\C(=C/C(=O)C(C)(C)C)C(C)(C)C)O\C(=C/C(=O)C(C)(C)C)C(C)(C)C)C(C)(C)C
UNSPSC Code12352103
NACRESNA.23
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH315-H319-H335
GHS precautionary statementsP261-P264-P271-P280-P302+P352-P305+P351+P338
Target organsRespiratory system
Personal protective equipment (PPE)dust mask type N95 (US), Eyeshields, Gloves
Hazard symbolsXi
Risk statements (R)36/37/38
Safety statements (S)26-36
Water hazard class (WGK)3
TSCA inventory statusNo
Customs code29310099
Storage class11 - Combustible Solids
Hazard classEye Irrit. 2Skin Irrit. 2STOT SE 3

Safety & Regulations

Personal protective equipment (PPE)dust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK)3
TSCA inventory statusNo
Customs code29310099
Risk statements (R)36/37/38
Signal wordWarning
GHS pictogramGHS07
Hazard symbolsXi
Safety statements (S)26-36
Storage class11 - Combustible Solids
Target organsRespiratory system
GHS hazard statementsH315-H319-H335
Hazard classEye Irrit. 2Skin Irrit. 2STOT SE 3
GHS precautionary statementsP261-P264-P271-P280-P302+P352-P305+P351+P338

Applications & Uses

Uses

MOCVD of zirconium

Uses

Zirconium source precursor for good quality MOCVD of PNZT.

General Description

Atomic number of base material: 40 Zirconium