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??????????? ???
??????????? ??? ??? ???
?? ??:
112-02-7
???:
??????????? ???
???(??):
??????????????(?????????????);??????????????;??????????????(?????????????);??????????;???????????? ?????;N,N,N-????-1-???????? ???;??????????? ???;?? N-???????????;??N-???????????
???:
N-Hexadecyltrimethylammonium chloride
???(??):
CETRIMONIUM CHLORIDE;CTAC;1631;CETYLTRIMETHYLAMMONIUM CHLORIDE;HEXADECYLTRIMETHYLAMMONIUM CHLORIDE;cetyl;htac;Cetronium chloride;N,N,N-triMethylhexadecan-1-aMiniuM chloride;adogen444
CBNumber:
CB2105341
???:
C19H42ClN
??? ??:
320
MOL ??:
112-02-7.mol
MSDS ??:
SDS

??????????? ??? ??

???
232-234 °C
?? ?
475.54°C (rough estimate)
??
0.968 g/mL at 25 °C
???
0.006Pa at 25℃
???
n20/D 1.3778
?? ??
Store below +30°C.
???
?(?? ???)
??? ??
??? ??
Specific Gravity
0.968
??
???
??????(pH)
pH(50g/l, 25℃) : 6.0~8.5
??
100.00?%. ???
???
??
BRN
3657974
Henry's Law Constant
3.4×104 mol/(m3Pa) at 25℃, HSDB (2015)
??? ?? ??
?? ???
????? - ???
??
?????
??? ?? ??
N-Hexadecyltrimethylammonium chloride (112-02-7)
InChI
1S/C19H42N.ClH/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(2,3)4;/h5-19H2,1-4H3;1H/q+1;/p-1
InChIKey
WOWHHFRSBJGXCM-UHFFFAOYSA-M
SMILES
[Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)C
LogP
3.08 at 25℃
CAS ??????
112-02-7(CAS DataBase Reference)
EPA
Cetyl trimethyl ammonium chloride (112-02-7)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi,N,Xn
?? ???? ?? 38-41-50-50/53-37/38-22-43-36/37/38
????? 26-39-60-61-37/39-36
????(UN No.) UN 3082 9/PG 3
WGK ?? 3
RTECS ?? ML9145000
F ?????? 3
TSCA TSCA listed
?? ?? 8
???? III
HS ?? 29239000
???? ??? 8A - Combustible corrosive hazardous materials
Hazard Classifications Aquatic Acute 1
Aquatic Chronic 1
Eye Dam. 1
Skin Corr. 1C
?? ?? ??? 112-02-7(Hazardous Substances Data)
?? LD50 skin in rabbit: 4300uL/kg/24H
???? ?? KE-34535
?????? ??? 2000-1-509
?? ? ???? ????: ????; ???(??)????: ??? ?????[Cetrimonium hydroxide]? ????? ??[Cetrimonium, salts] ? ?? 25% ?? ??? ???
????(GHS): Corrosion (GHS05)Skull and Crossbones (GHS06)Environment (GHS09)
?? ?: Danger
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? P264, P270, P301+P312, P330, P501
H311 ??? ???? ??? ?? ?? ?? - ?? ?? 3 ?? P280, P302+P352, P312, P322, P361,P363, P405, P501
H314 ??? ?? ??? ?? ??? ??? ????? ?? ????? ?? 1A, B, C ?? P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
H410 ??? ??? ?? ????? ?? ??? ?? ????? ?? - ?? ?? 1 ?? P273, P391, P501
??????:
P260 ??·?·??·???·??·...·????? ???? ???.
P273 ???? ???? ???.
P280 ????/???/???/?????? ?????.
P303+P361+P353 ??(?? ????)? ??? ??? ?? ??? ??? ????? ??? ?? ????/?????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
NFPA 704
1
3 0

??????????? ??? MSDS


N-Hexadecyltrimethylammonium chloride

??????????? ??? C??? ??, ??, ??

??? ??

Liquid

??

Barquat(R) CT-29 is a quaternary ammonium based surfactant that finds uses in broad number of industrial cleaning products. Product Data Sheet

??

ChEBI: The organic chloride salt of cetyltrimethylammonium.

?? ??

Colorless to pale yellow liquid with an odor of rubbing alcohol. Floats or sinks in water.

?? ???

Acidic salts, such as N-Hexadecyltrimethylammonium chloride, are generally soluble in water. The resulting solutions contain moderate concentrations of hydrogen ions and have pH's of less than 7.0. They react as acids to neutralize bases. These neutralizations generate heat, but less or far less than is generated by neutralization of inorganic acids, inorganic oxoacids, and carboxylic acid. They usually do not react as either oxidizing agents or reducing agents but such behavior is not impossible. Many of these compounds catalyze organic reactions.

???

A poison by ingestion and skin contact.

????

Ingestion may produce toxic effects. Contact with eyes or skin may cause severe damage.

Purification Methods

Crystallise the chloride from acetone/ether mixture, EtOH/ether, or from MeOH. [Moss et al. J Am Chem Soc 109 4363 1987, Beilstein 4 IV 819.]

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