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Merck
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Key Documents

52365

Sigma-Aldrich

Hexadecyltrimethylammonium bromide

BioUltra, for molecular biology, ≥99.0% (AT)

동의어(들):

CTAB, Cetrimonium bromide, Cetyltrimethylammonium bromide, Palmityltrimethylammonium bromide

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About This Item

Linear Formula:
CH3(CH2)15N(Br)(CH3)3
CAS Number:
Molecular Weight:
364.45
Beilstein:
3598189
EC Number:
MDL number:
UNSPSC 코드:
12161900
PubChem Substance ID:
NACRES:
NA.25

Grade

for molecular biology

Quality Level

설명

cationic

제품 라인

BioUltra

분석

≥99.0% (AT)

형태

powder or crystals

분자량

micellar avg mol wt 62,000

응집 번호

170

불순물

DNases, none detected
RNases, none detected
insoluble matter, passes filter test
phosphatases, none detected
proteases, none detected

무기 잔류물

≤0.2%

손실

≤0.5% loss on drying

pH

5.0-7.0 (25 °C, 0.1 M in H2O)

CMC

0.92
1 mM (20-25°C)

mp

248-251 °C (lit.)

solubility

H2O: 0.1 M at 40 °C, clear, colorless

음이온 미량물

sulfate (SO42-): ≤50 mg/kg

양이온 미량물

Al: ≤5 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

SMILES string

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

λ

0.1 M in H2O

UV 흡수

λ: 260 nm Amax: 0.06
λ: 280 nm Amax: 0.05

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

유사한 제품을 찾으십니까? 방문 제품 비교 안내

애플리케이션

Hexadecyltrimethylammonium bromide has been used for the isolation of plant high molecular weight DNA as well as plant DNA for use in PCR analysis. It has also been used to preciptate nucleic acids.

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

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

표적 기관

Gastrointestinal tract, Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

471.2 °F - closed cup

Flash Point (°C)

244 °C - closed cup

개인 보호 장비

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


시험 성적서(COA)

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Lourdes Pérez et al.
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Biocompatible cationic surfactants from the amino acid lysine (hydrochloride salts of N(epsilon)-lauroyl lysine methyl ester, N(epsilon)-myristoyl lysine methyl ester and N(epsilon)-palmitoyl lysine methyl ester) have been prepared in high yields by lysine acylation in epsilon position with three natural saturated
Sebastien Fraud et al.
Antimicrobial agents and chemotherapy, 52(12), 4478-4482 (2008-10-08)
The biocide chlorhexidine (CHX) as well as additional membrane-active agents were shown to induce expression of the mexCD-oprJ multidrug efflux operon, dependent upon the AlgU stress response sigma factor. Hyperexpression of this efflux system in nfxB mutants was also substantially
Fay-Wei Li et al.
Nature communications, 6, 7852-7852 (2015-07-29)
Phytochromes are red/far-red photoreceptors that play essential roles in diverse plant morphogenetic and physiological responses to light. Despite their functional significance, phytochrome diversity and evolution across photosynthetic eukaryotes remain poorly understood. Using newly available transcriptomic and genomic data we show
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Langmuir : the ACS journal of surfaces and colloids, 31(23), 6289-6297 (2015-05-15)
We address the rheology of assemblies of surfactant-decorated silica nanoparticles irreversibly adsorbed at the gas/liquid interface. Positively charged surfactant molecules (such as CTAB) bind to silica nanoparticle surfaces, and the resulting particle-surfactant complexes adsorb at gas/liquid interfaces. The surfactant molecules
A T Nasr et al.
Physics in medicine and biology, 60(12), 4685-4704 (2015-05-29)
In this study, recipe optimization of Leuco Crystal Violet (LCV) micelle gels made with the surfactant Cetyl Trimethyl Ammonium Bromide (CTAB) and the chemical sensitizer 2,2,2-trichloroethanol (TCE) was aided by a two-level three-factor designed experiment. The optimized recipe contains 0.75

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