2-乙基己酸钴

Description

Cobalt 2-ethylhexanoate · CAS 136-52-7 · C16H30CoO4. UNII 0655R88E34.

Identification

CAS Registry Number	136-52-7
PubChem CID	8696
Molecular formula	C16H30CoO4
IUPAC name	cobalt(2+);bis(2-ethylhexanoate)
UNII (FDA)	0655R88E34

Computed Descriptors

Molecular Weight	345.34
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	8
Exact Mass	345.147603
Monoisotopic Mass	345.147603
Topological Polar Surface Area	80.3
Heavy Atom Count	21
Formal Charge	0
Complexity	93.9

Physical description & handling notes

• CBI; Liquid
• Blue liquid; [HSDB] Clear purple-blue liquid; Insoluble in water; Available as 65% solution by weight in mineral spirits; [MSDSonline]
• Blue liquid
• Blue-violet mass
• Purple to dark blue waxy solid at 20 °C
• Decomposes at approximately 90 deg before boiling if heated in an aluminum crucible under nitrogen

Regulatory Status

Regulatory & Food Contact	FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS
GHS notification summary	0.3% (4 / 1174)

GHS Hazard Classification

GHS notification summary	0.3% (4 / 1174)
Reported hazard statements	H226 (15.2%), H302 (51.4%), H315 (32.4%), H317 (99.2%), H319 (56.6%), H361 (21.1%), H400 (53.2%), H410 (31.2%)

Documented Uses

• Used as paint drier, whitener, and catalyst; [HSDB]
• Painting (Pigments, Binders, and Biocides) [Category: Paint]
• Paint drier, whitener, catalyst
• Plastics -> Other functions -> Filler
• Plastics -> Polymer Type -> PET
• Not Known or Reasonably Ascertainable

Synonyms

136-52-7; Cobalt(II) 2-ethylhexanoate; COBALT BIS(2-ETHYLHEXANOATE); Cobalt octoate; Cobalt 2-ethylhexoate; Cobalt 2-ethylhexanoate; Cobaltous octoate; Hexanoic acid, 2-ethyl-, cobalt(2+) salt; Versneller NL 49; C 101 (catalyst); 8SEH-Co; 2-Ethylhexanoic acid cobalt(2+) salt; NL 49P; NL 51P; NL 51S; CO 12

Frequently Asked Questions

What are the CAS number and molecular formula of Cobalt 2-ethylhexanoate?

CAS 136-52-7; molecular formula C16H30CoO4; molecular weight — g/mol.

What other names is Cobalt 2-ethylhexanoate known by?

136-52-7, Cobalt(II) 2-ethylhexanoate, COBALT BIS(2-ETHYLHEXANOATE), Cobalt octoate, Cobalt 2-ethylhexoate, Cobalt 2-ethylhexanoate.

What is the regulatory status of Cobalt 2-ethylhexanoate?

Documented regulatory listings: FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS.

Is Cobalt 2-ethylhexanoate classified as hazardous?

0.3% of GHS notifications report no hazard classification (4 of 1174).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.