CAS 119-93-7: o-Tolidine
Description:o-Tolidine, also known as 3,3'-dimethylbenzidine, is an organic compound with the chemical formula C14H16N2. It is characterized by its structure, which features two amino groups attached to a biphenyl framework, specifically at the ortho positions relative to each other. This compound appears as a yellow to orange crystalline solid and is soluble in organic solvents but has limited solubility in water. o-Tolidine is primarily used in the production of dyes and pigments, particularly in the textile and paper industries. However, it is important to note that o-tolidine is considered hazardous; it is a potential carcinogen and can pose health risks upon exposure. Safety precautions are essential when handling this substance, including the use of personal protective equipment and proper ventilation. Additionally, due to its toxicological profile, o-tolidine is subject to regulatory controls in many regions, emphasizing the need for careful management in industrial applications.
Formula:C14H16N2
InChI: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
InChI key:InChIKey=NUIURNJTPRWVAP-UHFFFAOYSA-N
SMILES:NC=1C=CC(=CC1C)C2=CC=C(N)C(=C2)C
- Synonyms:
- (1,1'-Biphenyl)-4,4'-Diamine-3,3'-Dimethyl-
- 1'-Biphenyl)-4,4'-Diamine,3,3'-Dimethyl-
- 2-Tolidina
- 2-Tolidine
- 3,3'-Dimethyl-4,4'-Biphenyldiamine
- 3,3'-Dimethyl-4,4'-Diaminobiphenyl
- 3,3'-Dimethyl-[1,1'-Biphenyl]-4,4'- Diamine
- 3,3'-Dimethyl-[1,1'-biphenyl]-4,4'-Diamine(O-Tolidine)
- 3,3'-Dimethylbenzidine
- 3,3'-Dimethylbenzidine (o-tolidine)
- See more synonyms
- 3,3'-Tolidine
- 4'-Amino-3,3'-dimethyl[1,1'-biphenyl]-4-ylamine
- 4,4'-Bi-O-Toluidina
- 4,4'-Bi-o-toluidin
- 4,4'-Bi-o-toluidine
- 4,4'-Diamino-3,3'-dimethyl-1,1'-biphenyl
- 4,4'-Diamino-3,3'-dimethylbiphenyl
- Azoic diazo component 113
- Benzidine, 3,3'-dimethyl-
- Bianisidine
- Fast Dark Blue Base R
- O-Tolidin
- Orthotolidine
- [2-Tolidin
- o,o'-Tolidine
- o-Tolidine
- o-Tolidine(3,3'-Dimethylbenzidine)
- C.I. Azoic Diazo Component 113
- C.I. 37230
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o-Tolidine Solution (0.1w/v% in 2N Hydrochloric Acid)
Ref: 3B-T0255
500ml | 28.00 € |
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o-Tolidine, 98%
Ref: 02-A17837
25g | 86.00 € | ||
100g | 297.00 € |
![discount label](https://static.cymitquimica.com/public/img/discount.png)
o-Tolidine, 95%, pract
Ref: AC-42112
25g | 112.00 € | ||
100g | To inquire | ||
250g | 692.00 € | ||
500g | To inquire |
![discount label](https://static.cymitquimica.com/public/img/discount.png)
o-Tolidine
Ref: 7W-GT1956
25g | 49.00 € | ||
100g | 138.00 € |
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Azodyes-Mix 6 10 µg/mL in Acetonitrile
Ref: 04-L18000376AL
10ml | 608.00 € |
![discount label](https://static.cymitquimica.com/public/img/discount.png)
Azodyes-Mix 16 50 µg/mL in Acetonitrile
Ref: 04-XA18000856AL
1ml | 339.00 € |
![discount label](https://static.cymitquimica.com/public/img/discount.png)
Azodyes-Mix 9 100 µg/mL in Acetonitrile
Controlled ProductRef: 04-XA18000466AL
1ml | 449.00 € |
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GB 31604.52-2021 Primary Aromatic Amine Mixtures 36 1000 µg/mL in Acetonitrile
Controlled ProductRef: 04-A50000739AL
1ml | 339.00 € |
![discount label](https://static.cymitquimica.com/public/img/discount.png)
3,3-Dimethylbenzidine 100 µg/mL in Acetonitrile
Ref: 04-A12726000AL-100
1ml | 27.00 € |
![discount label](https://static.cymitquimica.com/public/img/discount.png)
o-Tolidine
Ref: 3B-T0253
1g | 60.00 € | ||
5g | 207.00 € |
![discount label](https://static.cymitquimica.com/public/img/discount.png)
GB/T 17592-2011 Azo Dyes Mixture 128 1000 µg/mL in Acetonitrile
Controlled ProductRef: 04-A50000128AL
1ml | To inquire |
![discount label](https://static.cymitquimica.com/public/img/discount.png)
Azodyes-Mix 6 10 µg/mL in Acetonitrile
Controlled ProductRef: 04-LA18000376AL
1ml | 215.00 € |
![discount label](https://static.cymitquimica.com/public/img/discount.png)
EPA Method 8270 Benzidines Mixture 2000 µg/mL in Methanol
Controlled ProductRef: 04-GA09000426ME
1ml | To inquire |
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SN/T 3045-2011 Azo Dyes Mixture 120 300 µg/mL in Acetonitrile
Ref: 04-A50000120AL
1ml | To inquire |
![discount label](https://static.cymitquimica.com/public/img/discount.png)
3,3'-Dimethylbenzidine
Controlled ProductRef: 04-C12726000
100mg | 61.00 € |
![discount label](https://static.cymitquimica.com/public/img/discount.png)
Ref: 4Z-A-248038
5mg | To inquire | ||
10mg | To inquire | ||
25mg | To inquire | ||
50mg | To inquire | ||
100mg | To inquire |
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3,3'-Tolidine
Controlled ProductRef: TR-T535330
25g | 257.00 € | ||
50g | 293.00 € | ||
100g | 351.00 € |
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o-Tolidine
Controlled ProductRef: 3D-FT62332
2g | 147.00 € | ||
5g | 163.00 € | ||
10g | 230.00 € | ||
25g | 346.00 € | ||
50g | 538.00 € |
![discount label](https://static.cymitquimica.com/public/img/discount.png)
o-Tolidine extrapure AR, 98%
Ref: SR-67593
25g | Discontinued | Request information | |
100g | Discontinued | Request information | |
500g | Discontinued | Request information |