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31659

Supelco

o-Tolidin

analytical standard

Synonym(e):

3,3′-Dimethylbenzidin, 4,4′-Bianisidin

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About This Item

Lineare Formel:
[-C6H3(CH3)-4-NH2]2
CAS-Nummer:
119-93-7
Molekulargewicht:
212.29
Beilstein:
2210640
EG-Nummer:
204-358-0
MDL-Nummer:
MFCD00014773
UNSPSC-Code:
41116107
PubChem Substanz-ID:
329753869
NACRES:
NA.24

Qualität

analytical standard

Qualitätsniveau

100

Haltbarkeit

limited shelf life, expiry date on the label

Methode(n)

HPLC: suitable
gas chromatography (GC): suitable

mp (Schmelzpunkt)

128-131 °C (lit.)

Anwendung(en)

cleaning products
cosmetics
food and beverages
personal care

Format

neat

SMILES String

Cc1cc(ccc1N)-c2ccc(N)c(C)c2

InChI

1S/C14H16N2/c1-9-7-11(3-5-13(9)15)12-4-6-14(16)10(2)8-12/h3-8H,15-16H2,1-2H3

InChIKey

NUIURNJTPRWVAP-UHFFFAOYSA-N

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Allgemeine Beschreibung

o-Tolidine is widely used in the aniline dye industry for the synthesis of different azo dyes.

Anwendung

o-Tolidine (3,3′-dimethylbenzidine) may be used as an analytical reference standard for the determination of the analyte formed from azo colorants in toy products by high-performance liquid chromatography with UV detection.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
Empfindliches Kolorimetrie-Reagenz für Gold und chlorfreies Wasser.

Warnhinweis

Kann karzinogen sein.

Signalwort

Danger

Gefahreneinstufungen

Acute Tox. 4 Oral - Aquatic Chronic 2 - Carc. 1B

Lagerklassenschlüssel

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flammpunkt (°F)

212.0 °F - closed cup

Flammpunkt (°C)

100 °C - closed cup

Persönliche Schutzausrüstung

dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

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Analysenzertifikate (COA)

Lot/Batch Number
BCCB2039
BCBZ7832
SZBE078XV
SZBC340XV
SZB9321XV

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Determination of aromatic amines formed from azo colorants in toy products.
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