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Description

DEHA · CAS 70147-21-6 · C22H42O4. UNII MBY1SL921L. Boiling Point: 783 °F at 760 mmHg (NTP, 1992); Boiling Point: 214 °C @ 5 mm Hg; Boiling Point: 416.00 to 418.00 °C. @ 760.00 mm Hg.

Identification

CAS Registry Number	70147-21-6
PubChem CID	7641
Molecular formula	C22H42O4
IUPAC name	bis(2-ethylhexyl) hexanedioate
UNII (FDA)	MBY1SL921L

Computed Descriptors

Molecular Weight	370.6
XLogP3	6.8
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	19
Exact Mass	370.30830982
Monoisotopic Mass	370.30830982
Topological Polar Surface Area	52.6
Heavy Atom Count	26
Formal Charge	0

Physical & Chemical Properties

Boiling Point	783 °F at 760 mmHg (NTP, 1992)
Boiling Point	214 °C @ 5 mm Hg
Boiling Point	416.00 to 418.00 °C. @ 760.00 mm Hg
Melting Point	-90 °F (NTP, 1992)
Melting Point	-67.8 °C
Flash Point	385 °F (NTP, 1992)
Flash Point	196 °C
Flash Point	402 °F (206 °C) (OPEN CUP)
Solubility	In water, 0.78 mg/l @ 22 °C
Solubility	0.00078 mg/mL at 22 °C

Physical description & handling notes

• Bis(2-ethylhexyl) adipate is a colorless to straw-colored liquid with a mild odor. Floats on water. (USCG, 1999)
• Large Crystals; Liquid; Liquid; Liquid; Other Solid; CBI
• Light-colored, oily liquid; [Hawley]
• Liquid
• COLORLESS OR VERY PALE AMBER LIQ
• Light colored, oily liquid.

Regulatory Status

Regulatory & Food Contact	FDA Cumulative Estimated Daily Intake (CEDI): FCS FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS CIR / INCI: Cosmetics ingredient -> Flavor; Fragrance CIR / INCI: Cosmetic ingredients (Diethylhexyl Adipate) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Emollient; Plasticiser; Film forming
GHS notification summary	96.5% (1012 / 1049)

GHS Hazard Classification

GHS notification summary	96.5% (1012 / 1049)
Reported hazard statements	H410, H336, H361, H400, H316

Documented Uses

• CIR ingredient: Diethylhexyl Adipate
• Used as a plasticizer, in processing polyvinyl and other polymers, as a solvent, in aircraft lubricants, and in hydraulic fluids; [HSDB]
• Plasticizer, commonly blended with general purpose plasticizers, such as /di-n-octyl phthalate/ and /diisooctyl phthalate/ in processing polyvinyl and other polymers; solvent; aircraft lubes
• Plasticizer or solvent in the following cosmetics: bath oils, eye shadow, cologne, foundations, rouge, blusher, nail-polish remover, moisturizers and indoor tanning preparations
• ... PVC film now used in meat wrapping operations contains bis(2-ethyl hexyl) adipate (DOA) as its major plasticizer.
• Plastics -> Typical concentration range in plastic materials -> 10.0 - 35.0%

Synonyms

BIS(2-ETHYLHEXYL) ADIPATE; 103-23-1; Di(2-ethylhexyl) adipate; Bis(2-ethylhexyl)hexanedioate; Diethylhexyl adipate; DEHA; Bis(2-ethylhexyl) hexanedioate; BEHA; Plastomoll DOA; Vestinol OA; Effomoll DOA; Kodaflex DOA; Monoplex DOA; Truflex DOA; Adipol 2EH; Reomol doa

Frequently Asked Questions

What are the CAS number and molecular formula of DEHA?

CAS 70147-21-6; molecular formula C22H42O4; molecular weight — g/mol.

What other names is DEHA known by?

BIS(2-ETHYLHEXYL) ADIPATE, 103-23-1, Di(2-ethylhexyl) adipate, Bis(2-ethylhexyl)hexanedioate, Diethylhexyl adipate, DEHA.

What is the regulatory status of DEHA?

Documented regulatory listings: FDA Cumulative Estimated Daily Intake (CEDI): FCS; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; CIR / INCI: Cosmetics ingredient -> Flavor; Fragrance.

Is DEHA classified as hazardous?

96.5% of GHS notifications report no hazard classification (1012 of 1049).

What are the key physical properties of DEHA?

Boiling Point: 783 °F at 760 mmHg (NTP, 1992); Boiling Point: 214 °C @ 5 mm Hg; Boiling Point: 416.00 to 418.00 °C. @ 760.00 mm Hg; Melting Point: -90 °F (NTP, 1992).

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.