UNITED STATES ENVIRONMENTAL PROTECTION AGENCY

WASHINGTON, DC 20460

			OFFICE OF  PREVENTION, PESTICIDES,  AND TOXIC SUBSTANCES

 

	

MEMORANDUM								July11, 2007

SUBJECT: 		Product Chemistry of Copper Naphthenate 

From:			A. Najm Shamim, Ph.D., Chemist

			Regulatory Management Branch II

			Antimicrobials Division (7510P)

			

To:			Tim McMahon, PhD, Risk Assessor and Senior Toxicologist

			Antimicrobials Division (7510P)

	

					And

			Kathryn Jakob, CRM for Copper-Naphthenate RED

			Regulatory Management Branch II

			Antimicrobials Division (7510P)

Thru:			Diane Isbell, Team Leader

			Regulatory Management Branch II

			Antimicrobials Division (7510P)

					

					And

			Mark Hartman, Chief

			Regulatory Management Branch II

			Antimicrobials Division (7510P)

CAS #:				1338-02-9

Chemical Name:		Copper Naphthenate

Common Name:		Naphthenate Salts

Chemical Formula:		C13H23CuO2

Mol. Wt.:			274.87

Molecular Structure:		

  	

PC  Code:				023102

Case Number:			3099

Physical/Chemical Characteristics of Copper Naphthenate

	1. Color:		Green-black

	2. Physical State:	Viscous liquid

	3. Odor:		Burnt and hydrocarbon-like odor

	4. m.p.:		N/A, a.i. is not a solid at room temperature

C

	6. Specific Gravity:	0.99- 1.055

	7. Solubility:		4.6899 mg/L @ 25 C

	8. v. p.			1.28 x 10-4  mm Hg

	9. Persistence in Air:	~ 9 hours

	10. Dissoc Constant:	not reported

	11. Log KOW:		4.1 

	12. pH:		not reported

	13. Stability:		Stable under normal and elevated temperature

	14. Oxid/Reduc:	N/A: Product does not contain any oxidizing or reducing
agents

	15. Flammability:	60 o  C

	16. Explodability:	Keep away from heat, sparks, flames or other sources
of ignition. Autoignition: ~ 200o C

	17. Viscosity:		2240 mstokes at ~ 22 o  C

	18. Miscibility:	not reported

	19. Corrosion Char.:	not reported

	20. Dielectric

	 breakdown voltage:	Dielectric breakdown voltage is not established for
the product

				

