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87718

Sigma-Aldrich

Tetramethylammonium chloride

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

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Synonym(s):
TMA
Linear Formula:
(CH3)4N(Cl)
CAS Number:
Molecular Weight:
109.60
Beilstein:
3911201
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.26

grade

for molecular biology

product line

BioUltra

Assay

≥99.0% (AT)

form

crystals

impurities

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

mp

>300 °C (lit.)

solubility

H2O: 6 M at 20 °C, clear, colorless

anion traces

bromide (Br-): ≤500 mg/kg
sulfate (SO42-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg
As: ≤0.1 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

λ

1 M in H2O

UV absorption

λ: 260 nm Amax: 0.02
λ: 280 nm Amax: 0.02

SMILES string

[Cl-].C[N+](C)(C)C

InChI

1S/C4H12N.ClH/c1-5(2,3)4;/h1-4H3;1H/q+1;/p-1

InChI key

OKIZCWYLBDKLSU-UHFFFAOYSA-M

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T195269123071376
Tetramethylammonium chloride BioUltra, for molecular biology, ≥99.0% (AT)

Sigma-Aldrich

87718

Tetramethylammonium chloride

Premium Grade
Trichloroacetic acid ACS reagent, for the determination of Fe in blood according to Heilmeyer, ≥99.5%

Sigma-Aldrich

91230

Trichloroacetic acid

-
Sodium chloride BioUltra, for molecular biology, ≥99.5% (AT)

Sigma-Aldrich

71376

Sodium chloride

Premium Grade
form

crystals

form

-

form

flakes

form

solid

mp

>300 °C (lit.)

mp

>300 °C (lit.)

mp

54-58 °C (lit.)

mp

801 °C (lit.)

solubility

H2O: 6 M at 20 °C, clear, colorless

solubility

-

solubility

water: soluble 81.7 g/L at 20 °C

solubility

H2O: 1 M at 20 °C, clear, colorless

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

grade

for molecular biology

grade

reagent grade

grade

ACS reagent

grade

for molecular biology

Other Notes

Hybridization of genomic DNA to AT-rich oligonucleotide probes

Signal Word

Danger

Hazard Classifications

Acute Tox. 2 Oral - Acute Tox. 3 Dermal - Aquatic Chronic 2 - Skin Irrit. 2 - STOT SE 1 Oral

Target Organs

Central nervous system

Storage Class Code

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 1

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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