Hexadecyltrimethylammonium bromide

SIGMA/H6269 - Molecular Biology, ≥99%

Synonym: CTAB; Cetrimonium bromide; Cetyltrimethylammonium bromide; Palmityltrimethylammonium bromide

CAS Number: 57-09-0
Empirical Formula (Hill Notation): C₁₉H₄₂BrN
Molecular Weight: 364.45
EC Number: 200-311-3
MDL Number: MFCD00011772
Linear Formula: CH₃(CH₂)₁₅N(Br)(CH₃)₃
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-H6269-100G	100 g	$94.20 1/EA	Add To Favorites
45-H6269-250G	250 g	$197.00 1/EA	Add To Favorites
45-H6269-500G	500 g	$338.00 1/EA	Add To Favorites
45-H6269-1KG	1 kg	$565.00 1/EA	Add To Favorites

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This image depicts SKU: H6269-100G

Properties
Descriptions
Safety Info.
Basic Data

aggregation number	170
assay	≥99%
CMC	0.92
	1 mM (20-25°C)
description	cationic
foreign activity	DNAse (Detection)
	NICKase Detection
	RNAse, none detected
form	powder or crystals
grade	Molecular Biology
HLB	10
InChI	1S/C19H42N.BrH/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
InChI key	LZZYPRNAOMGNLH-UHFFFAOYSA-M
mol wt	micellar avg mol wt 62,000
mp	248-251 °C (lit.)
pH	5.0-7 (25 °C, 36.4 g/L)
Quality Level	200
SMILES string	[Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C
solubility	H₂O: 1/10 g/mL
suitability	suitable for DNA precipitation

Application:	Hexadecyltrimethylammonium bromide has been used: • as a component of DNA extraction buffer and RNA extraction buffer • as a constituent of dye dissolution buffer
Biochem/physiol Actions:	Hexadecyltrimethylammonium bromide also called cetyltrimethylammonium bromide (CTAB), is a cationic surfactant. CTAB method is an efficient, cost and time effective method of DNA extraction.
Packaging:	1 kg in poly bottle
Packaging:	100, 250, 500 g in poly bottle

Symbol	GHS05,GHS07,GHS08,GHS09
Signal word	Danger
Hazard statements	H302 - H315 - H318 - H335 - H373 - H410
Precautionary statements	P273 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338 - P314
Hazard Codes	Xn,N
Risk Statements	22-37/38-41-48/22-50
Safety Statements	26-39-60-61
RIDADR	UN 3077 9 / PGIII
WGK Germany	WGK 3
Flash Point(F)	471.2 °F - closed cup
Flash Point(C)	244 °C - closed cup

Purity	≥99%
mp	248-251 °C (lit.)
UNSPSC	12161902

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