Stearamidoethyl diethylamine phosphonate

Details

Stereochemistry	ACHIRAL
Molecular Formula	C24H50N2O.H3O4P
Molecular Weight	480.6618
Optical Activity	NONE
Defined Stereocenters	0 / 0
E/Z Centers	0
Charge	0

SHOW SMILES / InChI

Structure of Stearamidoethyl diethylamine phosphonate

Structure Search

SMILES

OP(O)(O)=O.CCCCCCCCCCCCCCCCCC(=O)NCCN(CC)CC

InChI

InChIKey=YHGUXFPXYIRPRJ-UHFFFAOYSA-N

InChI=1S/C24H50N2O.H3O4P/c1-4-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-24(27)25-22-23-26(5-2)6-3;1-5(2,3)4/h4-23H2,1-3H3,(H,25,27);(H3,1,2,3,4)

HIDE SMILES / InChI

Molecular Formula	H3O4P
Molecular Weight	97.9952
Charge	0
Count

Stereochemistry	ACHIRAL
Additional Stereochemistry	No
Defined Stereocenters	0 / 0
E/Z Centers	0
Optical Activity	NONE

Molecular Formula	C24H50N2O
Molecular Weight	382.6666
Charge	0
Count

Stereochemistry	ACHIRAL
Additional Stereochemistry	No
Defined Stereocenters	0 / 0
E/Z Centers	0
Optical Activity	NONE

Description
Sources: https://www.ncbi.nlm.nih.gov/pubmed/7920091 | https://cosmetics.specialchem.com/inci/stearamidoethyl-diethylamine | https://www.truthinaging.com/ingredients/stearamidoethyl-diethylamine

The cationic surfactant, stearamidoethyl diethylamine (SD) is an emulsifier used in topical medications and cosmetics. Stearamidoethyl Diethylamine is an ingredient found in a variety of cosmetics and personal care products, primarily in shampoos and other hair care formulas, as an emulsifier, anti-static agent, and hair conditioner. It has been reported to cause allergic contact dermatitis.

Approval Year

PubMed

Title	Date	PubMed
[Threshold of contact allergy to stearamidoethyl diethylamine in guinea pigs].	1994-03	7920091

Patents

Sample Use Guides

In Vivo Use Guide

8 of 20 (40%) of the guinea pigs were sensitized to 1% stearamidoethyl diethylamine (SD), mean response 1.9; and 6 (30%) to 0.5% SD, mean response 1.4. In closed epicutaneous tests, 3 of 20 (15%) guinea pigs also showed reactions to 1%, and 2 of 20 (10%) to 0.5% SD.

Route of Administration: Topical

Substance Class	Chemical Created by `admin` on `Mon Mar 31 17:48:30 GMT 2025` Edited by `admin` on `Mon Mar 31 17:48:30 GMT 2025`
Record UNII	BH5A59AP2M
Record Status	`Validated (UNII)`
Record Version

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Name

Type

Language

Diethyl(2-octadecanamidoethyl)azanium dihydrogen phosphate

Preferred Name

English

Stearamidoethyl diethylamine phosphonate

Common Name

English

Octadecanamide, N-[2-(diethylamino)ethyl]-, phosphate (1:1)

Systematic Name

English

N-[2-(Diethylamino)ethyl]stearamide phosphate

Systematic Name

English

Diethylaminoethyl stearamide phosphate

Systematic Name

English

Code System Code Type Description

CAS

7490-88-2