Dioctyl sebacate (DOS)

Description

1,10-dioctyl decanedioate · CAS 2432-87-3 · C26H50O4. UNII CG4EO6A0O2. Melting Point: -48 °C; Density: 0.914 @ 20°C.

Identification

CAS Registry Number	2432-87-3
PubChem CID	75516
Molecular formula	C26H50O4
IUPAC name	dioctyl decanedioate
UNII (FDA)	CG4EO6A0O2

Computed Descriptors

Molecular Weight	426.7
XLogP3	9.6
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	25
Exact Mass	426.37091007
Monoisotopic Mass	426.37091007
Topological Polar Surface Area	52.6
Heavy Atom Count	30
Formal Charge	0

Physical & Chemical Properties

Melting Point	-48 °C
Density	0.914 @ 20°C

Physical description & handling notes

• CBI
• 224.6 Ų [M+H]+ [CCS Type: DT; Buffer gas: N2; Ionization: ESI+; Dataset: TOXCAST; Source Identifier: DTXSID0047537]
• 225.4 Ų [M+Na]+ [CCS Type: DT; Buffer gas: N2; Ionization: ESI+; Dataset: TOXCAST; Source Identifier: DTXSID0047537]

Regulatory Status

Regulatory & Food Contact	FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS CIR / INCI: Emollient; Plasticiser; Film forming
GHS notification summary	100% (3 / 3)

GHS Hazard Classification

GHS notification summary	100% (3 / 3)

Documented Uses

• Cosmetics -> Emollient; Plasticiser; Film forming
• Information on 1 consumer products that contain Dioctyl sebacate in the following categories is provided:
• All Other Chemical Product and Preparation Manufacturing

Synonyms

Di-n-octyl sebacate; Dioctyl sebacate; Dioctyl decanedioate; Decanedioic acid, dioctyl ester; Witamol 500; Sebacic acid, dioctyl ester; DTXSID0047537; CG4EO6A0O2; UNII-CG4EO6A0O2; EINECS 219-411-3; NSC-16205; DTXCID8027537; NSC 16205; DECANEDIOIC ACID, 1,10-DIOCTYL ESTER; RefChem:134498; 122-62-3

Frequently Asked Questions

What are the CAS number and molecular formula of 1,10-dioctyl decanedioate?

CAS 2432-87-3; molecular formula C26H50O4; molecular weight — g/mol.

What other names is 1,10-dioctyl decanedioate known by?

Di-n-octyl sebacate, Dioctyl sebacate, Dioctyl decanedioate, Decanedioic acid, dioctyl ester, Witamol 500, Sebacic acid, dioctyl ester.

What is the regulatory status of 1,10-dioctyl decanedioate?

Documented regulatory listings: FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; CIR / INCI: Emollient; Plasticiser; Film forming.

Is 1,10-dioctyl decanedioate classified as hazardous?

100% of GHS notifications report no hazard classification (3 of 3).

What are the key physical properties of 1,10-dioctyl decanedioate?

Melting Point: -48 °C; Density: 0.914 @ 20°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.