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CAS No.: | 693-33-4 |
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Name: | HEXADECYLBETAINE |
Article Data: | 5 |
Molecular Structure: | |
Formula: | C20H41 N O2 |
Molecular Weight: | 327.551 |
Synonyms: | (Carboxymethyl)hexadecyldimethylammoniumhydroxide, inner salt (7CI); 1-Hexadecanaminium, N-(carboxymethyl)-N,N-dimethyl-,hydroxide, inner salt; Ammonium, (carboxymethyl)hexadecyldimethyl-, hydroxide,inner salt (8CI); Amphosol CB; Amphosol CDB; CB 1-16; Cetyl betaine; ColatericBE 16; Detaine PB; Dimethylhexadecyl betaine; Hexadecylbetaine; Hexadecyldimethylbetaine;Lonzaine 16S; Lonzaine 16SP; N,N-Dimethyl-N-hexadecylaminoacetic acid;N-Cetyl-N,N-dimethylaminomethane carboxylate inner salt;N-Cetyl-N,N-dimethylglycine inner salt; N-Palmityl-N,N-dimethylaminoacetatebetaine; Product HDN |
Density: | 0.9732 (rough estimate) |
Boiling Point: | 465.41°C (rough estimate) |
Solubility: | 444.8g/L at 25℃ |
Safety: | A poison by intraperitoneal route. Moderately toxic by ingestion. When heated to decomposition it emits toxic vapors of NOx. |
PSA: | 49.36000 |
LogP: | 5.54030 |
N,N-dimethylhexadecylamine
sodium monochloroacetic acid
(N-hexadecyl-N,N-dimethylammonio)acetate
Conditions | Yield |
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With ethanol at 100℃; | |
In ethanol Heating; | |
In ethanol; acetonitrile for 240h; Heating; |
carboxymethyl-hexadecyl-dimethyl-ammonium; bromide
(N-hexadecyl-N,N-dimethylammonio)acetate
Conditions | Yield |
---|---|
With silver carbonate |
methyl N-hexadecyl-N,N-dimethylglycinate chloride
A
methanol
B
(N-hexadecyl-N,N-dimethylammonio)acetate
Conditions | Yield |
---|---|
With sodium hydroxide; lithium chloride In water at 25℃; Rate constant; other salts, MTACl or CTACl wer used; |
Conditions | Yield |
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Multi-step reaction with 2 steps 2: aq. ethanol / Heating View Scheme |
1. | orl-rat LD50:1620 mg/kg | FAATDF Fundamental and Applied Toxicology. 16 (1991),41. | ||
2. | ipr-rat LD50:150 mg/kg | FAATDF Fundamental and Applied Toxicology. 16 (1991),41. |