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| CAS No.: | 683-10-3 |
|---|---|
| Name: | Lauryl betaine |
| Molecular Structure: | |
|
|
|
| Formula: | C16H33NO2 |
| Molecular Weight: | 271.444 |
| Synonyms: | AM 301;Adeka Amphote AB 35L;Ambiteric D 40;Amogen S;Amphitol 20BS;Anfoterico LB;Anon BL;Anon BL-SF;BS 12 (betaine surfactant);Betainelauryldimethylaminoacetate;Culveram CDG;DDN;Desimex i;Dimethyldodecylbetaine;Dimethyllaurylbetaine;Dodecyldimethylbetaine;Genagen LAB;Lauryl-N-methylsarcosine;Laurylbetaine;Lauryldimethylaminoacetate betaine;Lonzaine 12S;Makam LB 35;N,N-Dimethyl-N-laurylglycine inner salt;N-(Carboxymethyl)-N-lauryldimethylammonium hydroxide inner salt;N-Lauryl-N,N-dimethyl-a-betaine;Nikkol AM 301;Nissan Anon BL-SF;Obazoline LB-SF;Product DDN;Rewoteric AM-DML 35;Swanol AM 301;Varion CDG-K; |
| EINECS: | 211-669-5 |
| Density: | 1.04 g/mL at 20 °C |
| Boiling Point: | 414.52°C (rough estimate) |
| Solubility: | 464g/L at 25℃ |
| Appearance: | Light yellow clear liquid |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 26-36 |
| PSA: | 40.13000 |
| LogP: | 2.73360 |
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- 112-53-8
1-dodecyl alcohol
- 7148-06-3
N,N-dimethylglycine methyl ester
- 683-10-3
carboxymethyl-dodecyl-dimethyl-ammonium betaine
| Conditions | Yield |
|---|---|
| With Novovzym 435 In n-heptane at 65℃; for 5h; Dean-Stark; Green chemistry; | 99% |
- 112-18-5
N,N-dimethylaminododecane
- 7748-25-6
potassium chloroacetate
- 683-10-3
carboxymethyl-dodecyl-dimethyl-ammonium betaine
| Conditions | Yield |
|---|---|
| In acetonitrile at 80℃; for 2h; | 96% |
- 683-10-3
carboxymethyl-dodecyl-dimethyl-ammonium betaine
| Conditions | Yield |
|---|---|
| With toluene-4-sulfonic acid In water at 45 - 55℃; for 24h; Time; | 90.5% |
- 112-18-5
N,N-dimethylaminododecane
- 3926-62-3
sodium monochloroacetic acid
- 683-10-3
carboxymethyl-dodecyl-dimethyl-ammonium betaine
| Conditions | Yield |
|---|---|
| In water at 90 - 95℃; for 1h; | 35% |
| With water | |
| With ethanol at 100℃; |
- 112-18-5
N,N-dimethylaminododecane
- 105-39-5
chloroacetic acid ethyl ester
- 683-10-3
carboxymethyl-dodecyl-dimethyl-ammonium betaine
| Conditions | Yield |
|---|---|
| Erwaermen des Reaktionsprodukts mit aethanol.KOH; |
- 17283-72-6
methyl N-dodecyl-N,N-dimethylglycinate chloride
A
- 67-56-1
methanol
B
- 683-10-3
carboxymethyl-dodecyl-dimethyl-ammonium betaine
| Conditions | Yield |
|---|---|
| With sodium hydroxide; lithium chloride In water at 25℃; Rate constant; other salts, MTACl or CTACl wer used; |
- 77814-51-8
methyl N-dodecyl-N,N-dimethylglycinate
- 683-10-3
carboxymethyl-dodecyl-dimethyl-ammonium betaine
| Conditions | Yield |
|---|---|
| With sodium hydroxide; cetyltrimethylammonium hydroxide at 25℃; Rate constant; other cationic micelles or without NaOH; |
| Conditions | Yield |
|---|---|
| With water; palmitate ion at 30℃; Rate constant; other catalysts; |
| Conditions | Yield |
|---|---|
| With water; palmitate ion at 30℃; Rate constant; other catalysts; |
| Conditions | Yield |
|---|---|
| Stage #1: N,N-dimethylaminododecane; XCH2COOH Stage #2: With Amberlit 420 In methanol; water for 2h; |
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Chemistry
Systematic Name: [Dodecyl(dimethyl)ammonio]acetate
Synonyms of Lauryl betaine (CAS NO.683-10-3): (Carboxymethyl)dodecyldimethylammonium hydroxide inner salt ; (Dodecyldimethylammonio)acetate ; Betaine lauryldimethylaminoacetate ; alpha-(Dodecyldimethylammonio)-omega-acetate
CAS NO: 683-10-3
Molecular formula: C17H35NO2
Molecular Weight: 285.47
Molecular Structure : 
EINECS: 211-669-5
H bond acceptors: 3
H bond donors: 1
Freely Rotating Bonds: 13
Polar Surface Area: 37.3 Å2
SMILES: [O-]C(=O)C[N+](CCCCCCCCCCCC)(C)C
InChI: InChI=1/C16H33NO2/c1-4-5-6-7-8-9-10-11-12-13-14-17(2,3)15-16(18)19/h4-15H2,1-3H3
InChIKey: DVEKCXOJTLDBFE-UHFFFAOYAA
Std. InChI: InChI=1S/C16H33NO2/c1-4-5-6-7-8-9-10-11-12-13-14-17(2,3)15-16(18)19/h4-15H2,1-3H3
Std. InChIKey: DVEKCXOJTLDBFE-UHFFFAOYSA-N
Product Categories of Lauryl betaine (CAS NO.683-10-3): Hair Care;Home Care
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rat | LD50 | intraperitoneal | 53mg/kg (53mg/kg) | SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" | Fundamental and Applied Toxicology. Vol. 16, Pg. 41, 1991. |
| rat | LD50 | oral | 71mg/kg (71mg/kg) | Fundamental and Applied Toxicology. Vol. 16, Pg. 41, 1991. | |
| rat | LD50 | skin | 1300mg/kg (1300mg/kg) | SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE SKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE" SKIN AND APPENDAGES (SKIN): HAIR: OTHER | Fundamental and Applied Toxicology. Vol. 16, Pg. 41, 1991 |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Safety Information of Lauryl betaine (CAS NO.683-10-3):
The Hazard Codes: 
Xi
The Risk Statements: 36/37/38
36/37/38: Irritating to eyes, respiratory system and skin
The Safety Statements: 26-36
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing
WGK Germany:1
A poison by ingestion and intraperitoneal routes. Moderately toxic by skin contact. When heated to decomposition it emits toxic vapors of NOx.