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Sigma-Aldrich
3,3′-Dimethoxybenzidine dihydrochloride
191248 -
technical grade
DOWNLOAD MSDS (PDF)Synonym: 3,3′ -dime thoxy-( 1,l -biphenyl)-4,4′-diamine, 3,3′-dimethoxy-4,4′-diaminobiphenyl dihydrochloride, o-Dianisidine dihydrochloride
CAS Number: 20325-40-0
Linear Formula: [C6H3(OCH3)NH2]2 · 2HCl
Molecular Weight: 317.21
Beilstein Registry Number: 3917996
EC Number: 243-737-5
MDL number: MFCD00012488
PubChem Substance ID: 24851477
Properties
| Related Categories | D, Stains & Dyes, A to Z, Stains and Dyes |
| grade | technical grade |
| mol wt | mol wt 317.2 |
| color | off-white |
| mp | 268 °C (dec.)(lit.) |
| solubility | H2O: soluble at 4 °C (add water to the mark, and mix until completely dissolved.1 250.0 mg in a 100-ml volumetric flask) |
Description
Packaging
25, 100 g in poly btl
Biochem/physiol Actions
Carcinogenic. Benzidine is a human carcinogen. 3,3′-Dimethoxybenzidine is used principally as an intermediate in the production of commercial bisazobiphenyl dyes for coloring textiles, paper, plastic, rubber, and leather (Fishbein, 1981).
Price and Availability
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Safety Information
| Symbol |   GHS07, GHS08 |
| Signal word | Danger |
| Hazard statements | H302-H350 |
| Precautionary statements | P201-P308 + P313 |
| Personal Protective Equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
| Hazard Codes | T |
| Risk Statements | 45-22 |
| Safety Statements | 53-45 |
| WGK Germany | 3 |
| RTECS | DD1050000 |
Technical information & documentation associated with this product is available in the Safety & Documentation tab.
References
1. Karl H. Schosinsky, Measurement of Ceruloplasmin from Its Oxidase Activity in Serum by Use of o-Dianisidine Dihydrochloride Clin. Chem. 20, 1556-1563, (1974)
Beil. 13,IV,2834
Aldrich MSDS 1, 730:B / Corp MSDS 1 (1), 1308:C / FT-IR 2 (2), 2116:A / FT-IR 1 (1), 1249:A / IR-Spectra (3), 746:E / NMR-Reference 2 (1), 1034:B / RegBook 1 (1), 1441:M / Sigma FT-IR 1 (2), 123:D / Structure Index 1, 225:B:3
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