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ChemicalBook >> CAS DataBase List >> 3,3'-Dimethylbenzidine dihydrochloride

3,3'-Dimethylbenzidine dihydrochloride

3,3'-Dimethylbenzidine dihydrochloride price.
  • $14 - $2685.32
  • Product name: 3,3'-Dimethylbenzidine dihydrochloride
  • CAS: 612-82-8
  • MF: C14H18Cl2N2
  • MW: 285.21
  • EINECS:210-322-5
  • MDL Number:MFCD00012960
  • Synonyms:4-Piperazin-1-yl-benzenesulfonamide;8-Piperazin-1-yl-quinoline;o-TOLIDINE DIHYDROCHLORIDE REAGENT (ACS);o-Tolidine2HCl;o-Tolidinedihydrochloride,ACS;1,1-Biphenyl-4,4-diamine, 3,3-dimethyl-, dihydrochloride;THALLIUM ARSENATE;3,3μ-Dimethylbenzidine dihydrochloride, 4,4μ-Bianisidine dihydrochloride, 4,4μ-Diamino-3,3μ-dimethylbiphenyl dihydrochloride
36 prices
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Brand
  • AK Scientific
  • American Custom Chemicals Corporation
  • Chem-Impex
  • GFS CHEMICALS
  • TCI Chemical
  • Thermo Scientific Chemicals
  • TRC
Package
  • 250mg
  • 500mg
  • 1g
  • 2.5g
  • 5g
  • 25g
  • 100G
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  • 500g
  • 1KG
  • 5KG
  • ManufacturerAK Scientific
  • Product numberJ57319
  • Product description3,3'-Dimethylbenzidene2HCl
  • Packaging1g
  • Price$15
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ57319
  • Product description3,3'-Dimethylbenzidene2HCl
  • Packaging5g
  • Price$25
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberO372
  • Product description3,3'-Dimethylbenzidene2HCl
  • Packaging5g
  • Price$34
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberO372
  • Product description3,3'-Dimethylbenzidene2HCl
  • Packaging25g
  • Price$78
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0031679
  • Product descriptionO-TOLIDINE DIHYDROCHLORIDE 95.00%
  • Packaging25G
  • Price$1133.93
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0031679
  • Product descriptionO-TOLIDINE DIHYDROCHLORIDE 95.00%
  • Packaging100G
  • Price$2540.46
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number30211
  • Product descriptiono-Tolidine dihydrochloride
  • Packaging5KG
  • Price$2685.32
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number30211
  • Product descriptiono-Tolidinedihydrochloride,ACSreagent ACSreagent
  • Packaging5KG
  • Price$2296.01
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number30211
  • Product description-Tolidine dihydrochloride 95 - 98% (Assay)
  • Packaging1KG
  • Price$525
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number33379
  • Product descriptiono-Tolidine dihydrochloride 95-98%(Assay)
  • Packaging1KG
  • Price$647.07
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number30211
  • Product descriptiono-Tolidine dihydrochloride
  • Packaging1KG
  • Price$706.16
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number33379
  • Product descriptiono-Tolidine dihydrochloride 95-98%(Assay)
  • Packaging100G
  • Price$90.74
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number30211
  • Product descriptiono-Tolidine dihydrochloride
  • Packaging100G
  • Price$95.34
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number30211
  • Product description-Tolidine dihydrochloride 95 - 98% (Assay)
  • Packaging250G
  • Price$140
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number33379
  • Product descriptiono-Tolidine dihydrochloride 95-98%(Assay)
  • Packaging250G
  • Price$181.67
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number30211
  • Product descriptiono-Tolidine dihydrochloride
  • Packaging250G
  • Price$194.99
  • Updated2026-05-19
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific J57319 3,3'-Dimethylbenzidene2HCl 1g $15 2021-12-16 Buy
AK Scientific J57319 3,3'-Dimethylbenzidene2HCl 5g $25 2021-12-16 Buy
AK Scientific O372 3,3'-Dimethylbenzidene2HCl 5g $34 2021-12-16 Buy
AK Scientific O372 3,3'-Dimethylbenzidene2HCl 25g $78 2021-12-16 Buy
American Custom Chemicals Corporation CHM0031679 O-TOLIDINE DIHYDROCHLORIDE 95.00% 25G $1133.93 2021-12-16 Buy
American Custom Chemicals Corporation CHM0031679 O-TOLIDINE DIHYDROCHLORIDE 95.00% 100G $2540.46 2021-12-16 Buy
Chem-Impex 30211 o-Tolidine dihydrochloride 5KG $2685.32 2026-05-19 Buy
Chem-Impex 30211 o-Tolidinedihydrochloride,ACSreagent ACSreagent 5KG $2296.01 2021-12-16 Buy
Chem-Impex 30211 -Tolidine dihydrochloride 95 - 98% (Assay) 1KG $525 2021-12-16 Buy
Chem-Impex 33379 o-Tolidine dihydrochloride 95-98%(Assay) 1KG $647.07 2026-05-19 Buy
Chem-Impex 30211 o-Tolidine dihydrochloride 1KG $706.16 2026-05-19 Buy
Chem-Impex 33379 o-Tolidine dihydrochloride 95-98%(Assay) 100G $90.74 2026-05-19 Buy
Chem-Impex 30211 o-Tolidine dihydrochloride 100G $95.34 2026-05-19 Buy
Chem-Impex 30211 -Tolidine dihydrochloride 95 - 98% (Assay) 250G $140 2021-12-16 Buy
Chem-Impex 33379 o-Tolidine dihydrochloride 95-98%(Assay) 250G $181.67 2026-05-19 Buy
Chem-Impex 30211 o-Tolidine dihydrochloride 250G $194.99 2026-05-19 Buy

Properties

Melting point :>300°C
solubility :DMSO (Slightly, Heated), Methanol (Slightly)
form :Solid
color :white to light yellow
Water Solubility :Soluble in water.
Sensitive :Air Sensitive
InChI :InChI=1S/C14H16N2.2ClH/c1-9-7-11(3-5-13(9)15)12-4-6-14(16)10(2)8-12;;/h3-8H,15-16H2,1-2H3;2*1H
InChIKey :LUKPNZHXJRJBAN-UHFFFAOYSA-N
SMILES :C1(C=CC(N)=C(C)C=1)C1C=CC(N)=C(C)C=1.Cl.Cl
CAS DataBase Reference :612-82-8(CAS DataBase Reference)
EPA Substance Registry System :3,3'-Dimethylbenzidine dihydrochloride (612-82-8)

Safety Information

Symbol(GHS): GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning GHS hazard pictograms P264, P270, P301+P312, P330, P501
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
H350 May cause cancer Carcinogenicity Category 1A, 1B Danger GHS hazard pictograms
H372 Causes damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 1 Danger GHS hazard pictograms P260, P264, P270, P314, P501
H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:
P201 Obtain special instructions before use.
P202 Do not handle until all safety precautions have been read and understood.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P308+P313 IF exposed or concerned: Get medical advice/attention.
P391 Collect spillage. Hazardous to the aquatic environment
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

o-Tolidine is employed as a colorimetric reagent for gold and free chlorine in water. Used in the synthesis of 9,9-bis(3-methyl-4-aminophenyl)fluorine. It is utilized for the detection of reducing sugars by thin layer chromatography. It is used in hair dyes, as a pharmaceutical intermediate and laboratory reagent.

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