4,5-dichloro-3,6-dihydroxy-phthalonitrile

Product Name: 4,5-dichloro-3,6-dihydroxy-phthalonitrile
CAS No.: 4640-41-9
Chemical Name: 4,5-dichloro-3,6-dihydroxy-phthalonitrile
Synonyms: Finasteride GT;Finasteride Impurity 8;Brexpiprazole Impurity 54;2,3-dichloro-5,6-dicyanohydroquinone;dichloro-3,6-dihydroxybenzene-1,2-dicarbonitrile;4,5-Dichloro-3,6-dihydroxyphthalonitrile 4640-41-9;1,2-Benzenedicarbonitrile, 4,5-dichloro-3,6-dihydroxy-;4,5-dichloro-3,6-dihydroxyphthalonitrile? (Brexpiprazole Impurity）
CBNumber: CB83221633
Molecular Formula: C8H2Cl2N2O2
Formula Weight: 229.02
MOL File: 4640-41-9.mol

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4,5-dichloro-3,6-dihydroxy-phthalonitrile Property

Melting point:: 265 °C (decomp)(Solv: water (7732-18-5); ethanol (64-17-5))
Boiling point:: 365.8±42.0 °C(Predicted)
Density: 1.80±0.1 g/cm3(Predicted)
pka: 3.79±0.33(Predicted)

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

4,5-dichloro-3,6-dihydroxy-phthalonitrile Preparation Products And Raw materials

Raw materials

Preparation Products

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4,5-dichloro-3,6-dihydroxy-phthalonitrile Suppliers

China 34 India 1 United States 1 Global 36

ChemStrong Scientific Co.,Ltd

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Guangzhou Dreampharm Biotechnology Co., Ltd.

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Shanghai Keke Biotechnology Co., Ltd.

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Standardpharm Co. Ltd.

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Tianjin shijia biomedical technology co., LTD

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Hefei fuya biotechnology co. LTD

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4640-41-9, 4,5-dichloro-3,6-dihydroxy-phthalonitrileRelated Search:

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Finasteride GT

2,3-dichloro-5,6-dicyanohydroquinone

Brexpiprazole Impurity 54

1,2-Benzenedicarbonitrile, 4,5-dichloro-3,6-dihydroxy-

dichloro-3,6-dihydroxybenzene-1,2-dicarbonitrile

Finasteride Impurity 8

4,5-Dichloro-3,6-dihydroxyphthalonitrile 4640-41-9

4,5-dichloro-3,6-dihydroxyphthalonitrile? (Brexpiprazole Impurity）

4640-41-9