LDAO CAS#1643-20-5

LDAO Chemical Properties

Boiling point 

371.32°C (rough estimate)

density 

0.996 g/mL at 20 °C

vapor pressure 

0Pa at 25℃

refractive index 

n20/D 1.378

Fp 

113°C (closed cup)(235

storage temp. 

-20°C

solubility 

Ethanol:15.0(Max Conc. mg/mL);65.38(Max Conc. mM)
DMF:3.0(Max Conc. mg/mL);1.31(Max Conc. mM)
DMSO:0.1(Max Conc. mg/mL);0.44(Max Conc. mM)
PBS (pH 7.2):0.1(Max Conc. mg/mL);0.44(Max Conc. mM)

pka

4.79±0.40(Predicted)

form 

A crystalline solid

color 

White to off-white

Specific Gravity

0.97

PH

7.0-9.0 (25°C, 0.1M in H2O)

Water Solubility 

Insoluble in water.

Sensitive 

Hygroscopic

BRN 

1769927

Stability:

Stable. Incompatible with strong oxidizing agents. Combustible.

Cosmetics Ingredients Functions

CLEANSING
SURFACTANT - CLEANSING
PERFUMING
HAIR CONDITIONING
ANTISTATIC
SURFACTANT - FOAM BOOSTING
SURFACTANT - HYDROTROPE
VISCOSITY CONTROLLING

Cosmetic Ingredient Review (CIR)

LDAO (1643-20-5)

InChI

1S/C14H31NO/c1-4-5-6-7-8-9-10-11-12-13-14-15(2,3)16/h4-14H2,1-3H3

InChIKey

SYELZBGXAIXKHU-UHFFFAOYSA-N

SMILES

CCCCCCCCCCCC[N+](C)([O-])C

LogP

1.85 at 20℃

EPA Substance Registry System

Lauryldimethylamine oxide (1643-20-5)

Safety Information

Risk Statements 

34-52/53

Safety Statements 

26-36/37/39-45-27

RIDADR 

UN 3259 8/PG 2

WGK Germany 

2

RTECS 

JR6650000

F 

3-10

TSCA 

TSCA listed

HazardClass 

8

PackingGroup 

III

HS Code 

29299090

Storage Class

11 - Combustible Solids

Hazard Classifications

Acute Tox. 4 Oral
Aquatic Acute 1
Aquatic Chronic 2
Eye Dam. 1
Skin Irrit. 2

Hazardous Substances Data

1643-20-5(Hazardous Substances Data)

Toxicity

mouse,LD50,intraperitoneal,375mg/kg (375mg/kg),French Medicament Patent Document. Vol. #4264M,