Merck
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H6269

Sigma-Aldrich

Hexadecyltrimethylammonium bromide

for molecular biology, ≥99%

Synonym(s):
CTAB, Cetrimonium bromide, Cetyltrimethylammonium bromide, Palmityltrimethylammonium bromide
Linear Formula:
CH3(CH2)15N(Br)(CH3)3
CAS Number:
Molecular Weight:
364.45
Beilstein:
3598189
Número EC:
Número MDL:
ID de substância PubChem:
NACRES:
NA.31

grau

for molecular biology

Nível de qualidade

200

descrição

cationic

teor

≥99%

forma

powder or crystals

peso molecular

micellar avg mol wt 62,000

número de agregação

170

pH

5.0-7 (25 °C, 36.4 g/L)

CMC

0.92
1 mM (20-25°C)

pf

248-251 °C (lit.)

solubilidade

H2O: 1/10 g/mL

HLB

10

adequação

suitable for DNA precipitation

atividade externa

DNAse, none detected
Endonuclease, none detected
Exonuclease, none detected
NICKase, none detected
RNAse, none detected

SMILES string

[Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C

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

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Aplicação

Hexadecyltrimethylammonium bromide has been used:
  • as a component of DNA extraction buffer and RNA extraction buffer
  • as a constituent of dye dissolution buffer
  • as a surfactant in gold nanorod preparation.

Embalagem

100, 250, 500 g in poly bottle
1 kg in poly bottle

Ações bioquímicas/fisiológicas

Hexadecyltrimethylammonium bromide also called cetyltrimethylammonium bromide (CTAB), is a cationic surfactant. CTAB method is an efficient, cost and time effective method of DNA extraction. CTAB is used as a shaping material and reducing agent for nanoparticle generation.

Palavra indicadora

Danger

Classificações de perigo

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Irrit. 2 - STOT RE 2 Oral - STOT SE 3

Órgãos-alvo

Gastrointestinal tract, Respiratory system

Código de classe de armazenamento

11 - Combustible Solids

WGK

WGK 3

Ponto de fulgor (ºF)

471.2 °F - closed cup

Ponto de fulgor (ºC)

244 °C - closed cup

Equipamento de proteção individual

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

Certificate of Analysis

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Certificate of Origin

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