2,3-Naphthalenedicarbonitrile, 1,4-dihydroxy-
1,4-dihydroxynaphthalene-2,3-dicarbo-nitrile
CAS: 1018-79-7
Molecular Formula: C12H6N2O2
2,3-Naphthalenedicarbonitrile, 1,4-dihydroxy- - Names and Identifiers
| Name | 1,4-dihydroxynaphthalene-2,3-dicarbo-nitrile |
| Synonyms | 1,4-Dihydroxy-2,3-naphthalenedicarbonitrile 1,4-dihydroxynaphthalene-2,3-dicarbo-nitrile 2,3-Naphthalenedicarbonitrile, 1,4-dihydroxy- |
| CAS | 1018-79-7 |
| InChI | InChI=1/C12H6N2O2/c13-5-9-10(6-14)12(16)8-4-2-1-3-7(8)11(9)15/h1-4,15-16H |
2,3-Naphthalenedicarbonitrile, 1,4-dihydroxy- - Physico-chemical Properties
| Molecular Formula | C12H6N2O2 |
| Molar Mass | 210.19 |
| Density | 1.51±0.1 g/cm3(Predicted) |
| Melting Point | >300°C(lit.) |
| Boling Point | 534.0±50.0 °C(Predicted) |
| Flash Point | 276.8°C |
| Vapor Presure | 5.1E-12mmHg at 25°C |
| BRN | 2695423 |
| pKa | 5.91±0.50(Predicted) |
| Storage Condition | Room Temprature |
| Refractive Index | 1.752 |
2,3-Naphthalenedicarbonitrile, 1,4-dihydroxy- - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| WGK Germany | 3 |
2,3-Naphthalenedicarbonitrile, 1,4-dihydroxy- - Introduction
1,4-Dihydroxy -2,3-naphthalenedinitrile (1,4-dihydroxy-2,3-naphthalenedicarbonitrile) is an organic compound. The following is a description of its nature, use, preparation and safety information:
Nature:
-1,4-Dihydroxy -2,3-naphthalenedinitrile is a yellow powdery solid.
-It is an organic polar compound with good solubility.
-1,4-Dihydroxy -2,3-naphthalenedinitrile has a high melting point and boiling point.
Use:
-1,4-Dihydroxy -2,3-naphthalenedinitrile can be used as an intermediate for dyes, pigments and photosensitizers.
-It can also be used in organic synthesis reactions to prepare other organic compounds.
Preparation Method:
1,4-Dihydroxy -2,3-naphthalenedinitrile can be obtained by the following reaction:
-First, 1,4-dihydroxy -2,3-naphthalenedione reacts with sodium cyanide to generate 1,4-dihydroxy -2,3-naphthalenedione cyanide.
-Then, by heating the cyanide and sodium nitrite to react, 1,4-dihydroxy -2,3-naphthalenedinitrile is obtained.
Safety Information:
-1,4-dihydroxy -2,3-naphthalene dinitrile is irritating to the skin and eyes, and protective measures should be taken when using it.
-During operation, avoid inhaling its dust and avoid contact with skin and eyes.
-In case of accidental contact, rinse immediately with plenty of water and seek medical assistance.
-1,4-Dihydroxy -2,3-naphthalenedinitrile should be kept away from high temperatures, open flames and oxidants.
Please note that for detailed information on the use of chemical substances and safety practices, please refer to the safety data form (SDS) of the relevant chemical substance or consult a professional.
Nature:
-1,4-Dihydroxy -2,3-naphthalenedinitrile is a yellow powdery solid.
-It is an organic polar compound with good solubility.
-1,4-Dihydroxy -2,3-naphthalenedinitrile has a high melting point and boiling point.
Use:
-1,4-Dihydroxy -2,3-naphthalenedinitrile can be used as an intermediate for dyes, pigments and photosensitizers.
-It can also be used in organic synthesis reactions to prepare other organic compounds.
Preparation Method:
1,4-Dihydroxy -2,3-naphthalenedinitrile can be obtained by the following reaction:
-First, 1,4-dihydroxy -2,3-naphthalenedione reacts with sodium cyanide to generate 1,4-dihydroxy -2,3-naphthalenedione cyanide.
-Then, by heating the cyanide and sodium nitrite to react, 1,4-dihydroxy -2,3-naphthalenedinitrile is obtained.
Safety Information:
-1,4-dihydroxy -2,3-naphthalene dinitrile is irritating to the skin and eyes, and protective measures should be taken when using it.
-During operation, avoid inhaling its dust and avoid contact with skin and eyes.
-In case of accidental contact, rinse immediately with plenty of water and seek medical assistance.
-1,4-Dihydroxy -2,3-naphthalenedinitrile should be kept away from high temperatures, open flames and oxidants.
Please note that for detailed information on the use of chemical substances and safety practices, please refer to the safety data form (SDS) of the relevant chemical substance or consult a professional.
Last Update：2024-04-09 15:17:50
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