4-二甲基氨基苯甲酸2-乙基己酯

Description

2-Ethylhexyl 4-dimethylaminobenzoate · CAS 21245-02-3 · C17H27NO2. UNII Z11006CMUZ. Boiling Point: 362; Boiling Point: 325 °C; Density: 0.995 g/cu cm at 25 °C.

Identification

CAS Registry Number	21245-02-3
PubChem CID	30541
Molecular formula	C17H27NO2
IUPAC name	2-ethylhexyl 4-(dimethylamino)benzoate
UNII (FDA)	Z11006CMUZ

Computed Descriptors

Molecular Weight	277.4
XLogP3	5
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	9
Exact Mass	277.204179104
Monoisotopic Mass	277.204179104
Topological Polar Surface Area	29.5
Heavy Atom Count	20
Formal Charge	0

Physical & Chemical Properties

Boiling Point	362
Boiling Point	325 °C
Density	0.995 g/cu cm at 25 °C
LogP	6.6

Physical description & handling notes

• Liquid; Large Crystals
• Pale yellow liquid; [MSDSonline]
• Light yellow, mobile liquid
• Colorless liquid
• Insoluble
• Soluble in alcohol, isopropyl alcohol, mineral oil; practically insoluble in water, glycerin, propylene glycol

Regulatory Status

Regulatory & Food Contact	CIR / INCI: Uv absorber; Uv filter
GHS notification summary	2.7% (11 / 408)

GHS Hazard Classification

GHS notification summary	2.7% (11 / 408)
Reported hazard statements	H315 (33.1%), H319 (51%), H335 (31.4%)

Documented Uses

• Used as ultraviolet screen; [Merck Index]
• Used as an ultraviolet absorber in US cosmetics at concentrations of 1.4-8%
• Used as a synergistic agent-photoinitiator for UV-curable inks
• THERAPEUTIC CATEGORY: Esters as ultraviolet screen
• Cosmetics -> Uv absorber; Uv filter
• Tanning agents not otherwise specified

Synonyms

Padimate-O; 2-ethylhexyl-p-dimethylaminobenzoate; RefChem:56662; 4-N,N'-dimethylamino-benzoic acid, 2-ethylhexyl ester; 21245-02-3; 2-Ethylhexyl 4-(dimethylamino)benzoate; Padimate O; 2-ETHYLHEXYL 4-DIMETHYLAMINOBENZOATE; Octyl dimethyl PABA; Escalol 507; Eusolex 6007; Arlatone UVB; 4-(Dimethylamino)benzoic acid 2-ethylhexyl ester; Benzoic acid, 4-(dimethylamino)-, 2-ethylhexyl ester; 2-Ethylhexyl p-dimethylaminobenzoate; DTXSID7029320

Frequently Asked Questions

What are the CAS number and molecular formula of 2-Ethylhexyl 4-dimethylaminobenzoate?

CAS 21245-02-3; molecular formula C17H27NO2; molecular weight — g/mol.

What other names is 2-Ethylhexyl 4-dimethylaminobenzoate known by?

Padimate-O, 2-ethylhexyl-p-dimethylaminobenzoate, RefChem:56662, 4-N,N'-dimethylamino-benzoic acid, 2-ethylhexyl ester, 21245-02-3, 2-Ethylhexyl 4-(dimethylamino)benzoate.

What is the regulatory status of 2-Ethylhexyl 4-dimethylaminobenzoate?

Documented regulatory listings: CIR / INCI: Uv absorber; Uv filter.

Is 2-Ethylhexyl 4-dimethylaminobenzoate classified as hazardous?

2.7% of GHS notifications report no hazard classification (11 of 408).

What are the key physical properties of 2-Ethylhexyl 4-dimethylaminobenzoate?

Boiling Point: 362; Boiling Point: 325 °C; Density: 0.995 g/cu cm at 25 °C; LogP: 6.6.

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.