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Lauryldimethylamine oxide

  • Name Lauryldimethylamine oxide
  • EINECS216-700-6
  • CAS No. 1643-20-5
  • Density0.996 g/mL at 20oC
  • PSA29.43000
  • LogP4.50240
  • SolubilityInsoluble in water.
  • Melting Point132-133 °C(lit.)
  • FormulaC14H31NO
  • Boiling Point100oC
  • Molecular Weight229.406
  • Flash Point94oC
  • Transport InformationUN 3259 8/PG 2
  • AppearanceClear yellow lquid
  • Safety26-36/37/39-45-27
  • Risk Codes34
  • Molecular Structure
    Molecular Structure of 1643-20-5 (LDAO)
  • Hazard SymbolsCorrosiveC
  • SynonymsCorrosiveC
  • Article Data35

Lauryldimethylamine oxide Consensus Reports

Reported in EPA TSCA Inventory.

Lauryldimethylamine oxide Specification

The Dimethyldodecylamine-n-oxide is an organic compound with the formula C14H31NO. The IUPAC name of this chemical is N,N-dimethyldodecan-1-amine oxide. With the CAS registry number 1643-20-5, it is also named as 1-Dodecanamine, N,N-dimethyl-, N-oxide (9CI). The product's categories are Hair Care; Home Care. Besides, it is clear yellow liquid, which should be stored in a closed cool and dry place. It is an amine oxide surfactant. It is one of the most frequently-used surfactants of this type.

Physical properties about Dimethyldodecylamine-n-oxide are: (1)ACD/LogP: 3.27; (2)ACD/LogD (pH 5.5): 3.19; (3)ACD/LogD (pH 7.4): 3.27; (4)ACD/BCF (pH 5.5): 151.11; (5)ACD/BCF (pH 7.4): 180.19; (6)ACD/KOC (pH 5.5): 1200.93; (7)ACD/KOC (pH 7.4): 1432.07; (8)#H bond acceptors: 2; (9)#Freely Rotating Bonds: 11; (10)Polar Surface Area: 17.07 Å2.

Preparation: this chemical can be prepared by dodecyl-dimethyl-amine. This reaction will need reagent H2O2.

When you are using this chemical, please be cautious about it as the following:
It can cause burns. Please take off immediately all contaminated clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. When you are using it, wear suitable gloves and eye/face protection. In case of accident or if you feel unwell seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(1)SMILES: [O-][N+](CCCCCCCCCCCC)(C)C
(2)InChI: InChI=1/C14H31NO/c1-4-5-6-7-8-9-10-11-12-13-14-15(2,3)16/h4-14H2,1-3H3
(3)InChIKey: SYELZBGXAIXKHU-UHFFFAOYAJ
(4)Std. InChI: InChI=1S/C14H31NO/c1-4-5-6-7-8-9-10-11-12-13-14-15(2,3)16/h4-14H2,1-3H3
(5)Std. InChIKey: SYELZBGXAIXKHU-UHFFFAOYSA-N

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 375mg/kg (375mg/kg)   French Medicament Patent Document. Vol. #4264M,
mouse LD50 oral 2700mg/kg (2700mg/kg)   French Medicament Patent Document. Vol. #4264M,
rat LD50 intraperitoneal 271mg/kg (271mg/kg) BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: ATAXIA
National Technical Information Service. Vol. OTS0540973,

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