copper naphthenate

Description

copper naphthenate · CAS 1338-02-9 · C21H36CuO4. UNII 9J2IBN2H70. Boiling Point: 310 to 395 °F at 760 mmHg (USCG, 1999); Boiling Point: 150-250 °C; Flash Point: 100 °F (USCG, 1999).

Identification

CAS Registry Number	1338-02-9
PubChem CID	71586776
Molecular formula	C21H36CuO4
IUPAC name	copper;3-(4-ethylcyclohexyl)propanoate;3-(3-ethylcyclopentyl)propanoate
UNII (FDA)	9J2IBN2H70

Computed Descriptors

Molecular Weight	416.1
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	6
Exact Mass	415.190957
Monoisotopic Mass	415.190957
Topological Polar Surface Area	80.3
Heavy Atom Count	26
Formal Charge	0
Complexity	300

Physical & Chemical Properties

Boiling Point	310 to 395 °F at 760 mmHg (USCG, 1999)
Boiling Point	150-250 °C
Flash Point	100 °F (USCG, 1999)
Flash Point	38 °C c.c.
Density	1.055
Vapor Pressure	VP: <100 mPa at 100 °C (as C7H11O2Cu)
LogP	log Kow = 4.1 at 20 °C
Autoignition Temperature	540 °F (USCG, 1999)
Other Experimental Properties	Contains 8% copper
Formulations/Preparations	Grades: 6, 8, 11.5% copper.

Physical description & handling notes

• Copper naphthenate appears as a green colored liquid with a petroleum-like odor. Flash point between 100 - 141 °F. Less dense than water and insoluble in water. Vapors heavier than air.
• Green-blue solid; [Hawley]; [HSDB] Dark green viscous liquid; Insoluble in water; [ICSC] Green liquid with petroleum odor; [CAMEO] Waxy green-blue solid or very viscous liquid; Insoluble in water; mp varies with composition; [CHEMINFO]
• DARK GREEN VISCOUS LIQUID.
• Green-black viscous liquid
• Green-blue solid
• Burnt, hydrocarbon odor

Regulatory Status

Regulatory & Food Contact	FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS

GHS Hazard Classification

Reported hazard statements	H226, H302, H400, H410

Documented Uses

• Used as a fungicide (paint, cellulosic textiles, wood, PVC, canvas, and rope), insecticide, drier (varnishes, printing, and paints), ship bottom coating to prevent barnacle growth, and veterinary medication; [HSDB] Used for industrial, commercial, and residential preservation of wood and cellulose based textiles and cordage (textile use limited to industrial non-apparel materials except for government issued military materials); Also used to treat poles already in service; [Reference #1]
• Textiles (Fiber & Fabric Manufacturing) [Category: Industry]
• Painting (Pigments, Binders, and Biocides) [Category: Paint]
• Applying Wood Preservatives [Category: Other]
• Plastic Composites Manufacturing [Category: Industry]
• Textiles (Printing, Dyeing, or Finishing) [Category: Industry]

Synonyms

Cunapsol; Cuprinol; Troysan; Copper uversol; Chapco Cu-nap; Wittox C; Troysan copper 8%; Naphtenate de cuivre; Wiltz-65; Naphthenic acid, copper salt; REDYCOAT; 9J2IBN2H70; CUNAPSOL 5; Kopertox; Pritox; THRUSHTOX

Frequently Asked Questions

What are the CAS number and molecular formula of copper naphthenate?

CAS 1338-02-9; molecular formula C21H36CuO4; molecular weight — g/mol.

What other names is copper naphthenate known by?

Cunapsol, Cuprinol, Troysan, Copper uversol, Chapco Cu-nap, Wittox C.

What is the regulatory status of copper naphthenate?

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

Is copper naphthenate classified as hazardous?

Hazard statements reported: H226, H302, H400, H410.

What are the key physical properties of copper naphthenate?

Boiling Point: 310 to 395 °F at 760 mmHg (USCG, 1999); Boiling Point: 150-250 °C; Flash Point: 100 °F (USCG, 1999); Flash Point: 38 °C c.c..

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.