4,4'-Diamino-3,3'-biphenyldiol

Basic Information

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CAS Number

2373-98-0

Molecular Formula

C12H12N2O2

Molecular Weight

216.24 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Amines

Basic Physical Properties

Melting Point

292 °C

Boiling Point

440.7°C at 760 mmHg

Refractive Index

1.6660 (estimate)

SMILES

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C1=CC(=C(C=C1C2=CC(=C(C=C2)N)O)O)N

InChI

InChI=1S/C12H12N2O2/c13-9-3-1-7(5-11(9)15)8-2-4-10(14)12(16)6-8/h1-6,15-16H,13-14H2

InChIKey

ZGDMDBHLKNQPSD-UHFFFAOYSA-N

LogP

1.9292000000000005

Topological Polar Surface Area

92.5 Å²

Hydrogen Bond Donor/Acceptor

6 / 4

Complexity

213

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H351 Suspected of causing cancer
Carcinogenicity

H373 Causes damage to organs through prolonged or repeated exposure
Specific target organ toxicity, repeated exposure

Synonyms & References

English

3,3'-Biphenyldiol, 4,4'-diamino-
Benzidine, 3,3'-dihydroxy-
UNII-OJ61P3RD7H
3,3'-Dihydroxy-4,4'-diaminobiphenyl
4,4'-Diamino-3,3'-biphenyldiol
(1,1'-Biphenyl)-3,3'-diol, 4,4'-diamino-
4,4'-diaminobiphenyl-3,3'-diol
Benzidine-3,3'-diol
Q27285684
4,4'-Diamino[1,1'-biphenyl]-3,3'-diol, AldrichCPR
2373-98-0
D71200
CCRIS 9225
SCHEMBL105866
4,4'-Diamino[1,1'-biphenyl]-3,3'-diol #
DIHYDROXYBENZIDINE, 3,3'-
SY052119
m,m'-Biphenol, 6,6'-diamino-
NCGC00091520-01
D2312
AKOS015894243
(1,1'-Biphenyl)-4,4'-diamine, 3,3'-dihydroxy-
AC-22310
3,3'-dihydroxy-4,4'-diamino-bipheny
HSDB 4051
2-amino-5-(4-amino-3-hydroxyphenyl)phenol
3,3-Dihydroxybenzidine
DTXSID5025073
YSWG019
AS-11477
A816875

MDL Number

MFCD00039149

Customs Code

2922199090

FAQ

What are the physical and chemical properties of 4,4'-Diamino-3,3'-biphenyldiol (CAS: 2373-98-0)?

4,4'-Diamino-3,3'-biphenyldiol is a white or pale yellow crystalline solid with a molecular weight of approximately 218.18 g/mol. It is slightly soluble in water and more soluble in organic solvents. The compound is reactive with acids and bases, and it can undergo various polymerization reactions and coupling reactions.

How is 4,4'-Diamino-3,3'-biphenyldiol (CAS: 2373-98-0) typically synthesized?

4,4'-Diamino-3,3'-biphenyldiol is usually synthesized via the reduction of 3,3'-dibromobiphenyl with sodium borohydride in an aqueous medium. The reaction typically yields a mixture of products, with a selectivity towards the target compound. The overall yield can range from 60% to 85%.

What industries use 4,4'-Diamino-3,3'-biphenyldiol (CAS: 2373-98-0)?

4,4'-Diamino-3,3'-biphenyldiol is utilized in the pharmaceutical industry for the synthesis of certain dyes and pigments. It is also used in the polymer industry to improve the mechanical properties of plastics. Additionally, it can be found in the semiconductor and sensor industries for its unique chemical reactivity.

What precautions should be taken when handling 4,4'-Diamino-3,3'-biphenyldiol (CAS: 2373-98-0)?

Proper personal protective equipment (PPE) such as gloves, goggles, and a lab coat should be worn when handling 4,4'-Diamino-3,3'-biphenyldiol. Store it in a well-ventilated area and use a fume hood during operations. In case of spill, neutralize with an appropriate base and dispose of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling and disposal information.