3,3',5,5'-Tetramethylbenzidine dihydrochloride

Modify Date: 2025-08-25 20:54:23

3,3',5,5'-Tetramethylbenzidine dihydrochloride Structure
3,3',5,5'-Tetramethylbenzidine dihydrochloride structure
Common Name 3,3',5,5'-Tetramethylbenzidine dihydrochloride
CAS Number 207738-08-7 Molecular Weight 313.265
Density N/A Boiling Point 459.8ºC at 760 mmHg
Molecular Formula C16H22Cl2N2 Melting Point >300ºC
MSDS Chinese USA Flash Point 231.9ºC

 Names

Name 4-(4-amino-3,5-dimethylphenyl)-2,6-dimethylaniline,hydrate,dihydrochloride
Synonym More Synonyms

 Chemical & Physical Properties

Boiling Point 459.8ºC at 760 mmHg
Melting Point >300ºC
Molecular Formula C16H22Cl2N2
Molecular Weight 313.265
Flash Point 231.9ºC
Exact Mass 312.115997
PSA 52.04000
LogP 6.51800
Vapour Pressure 3.01E-09mmHg at 25°C
Storage condition 2-8°C
Water Solubility Soluble in DMSO (~1.7 mg/ml), and 1:300 DMSO:PBS (pH 7.2) (0.03 mg/ml).

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi
Risk Phrases 22
Safety Phrases 22-24/25
RIDADR NONH for all modes of transport
HS Code 2921590090

 Customs

HS Code 2921590090
Summary 2921590090. other aromatic polyamines and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Synonyms

3,3 inverted exclamation marka,5,5 inverted exclamation marka-Tetramethylbenzidine dihydrochloride hydrate
3,3',5,5'-TETRAMETHYL(1,1'-BIPHENYL)-4,4'-DIAMINE DIHYDROCHLORIDE
3,3',5,5'-Tetramethylbenzidine dihydrochloride
MFCD00150104
3,3',5,5'-Tetramethylbenzidine dihydrochloride hydrate
3,3',5,5'-Tetramethyl-4,4'-biphenyldiamine dihydrochloride
3,3‘,5,5‘-Tetramethylbenzidine dihydrochloride hydrate
(1,1'-Biphenyl)-4,4'-diamine, 3,3',5,5'-tetramethyl-, dihydrochloride
[1,1'-Biphenyl]-4,4'-diamine, 3,3',5,5'-tetramethyl-, hydrochloride (1:2)
TMB dihydrochloride
3,3',5,5'-Tetramethylbiphenyl-4,4'-diamine dihydrochloride
3,3′,5,5′-Tetramethylbenzidine dihydrochloride hydrate
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