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3,4-DIHYDROXYBENZONITRILE 4-CYANO-1,2-DIHYDROXYBENZENE 4-Cyanobenzene-1,2-diol 4-Cyanocatechol 4-Cyanopyrocatechol AKOS B004053 BENZONITRILE, 3,4-DIHYDROXY- Protocatachuonitrile Protocatechunitrile PROTOCATECHUONITRILE TIMTEC-BB SBB008582
The 3,4-Dihydroxybenzonitrile?with cas registry number of 17345-61-8?has the?appearance of off-white powder. It belongs to several categories including Aromatic Nitriles; Nitrile; Nitriles; API intermediates with EINECS registry number of 241-367-9.?Both its systematic name and IUPAC name are the same which is called 3,4-dihydroxybenzonitrile.
The physical properties about this chemical are:?(1)ACD/LogP: 1.78; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.78; (4)ACD/LogD (pH 7.4): 1.57; (5)ACD/BCF (pH 5.5): 13.15; (6)ACD/BCF (pH 7.4): 8.13; (7)ACD/KOC (pH 5.5): 219.56; (8)ACD/KOC (pH 7.4): 135.68; (9)#H bond acceptors: 3; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 2; (12)Index of Refraction: 1.647; (13)Molar Refractivity: 34.37 cm3; (14)Molar Volume: 94.5 cm3; (15)Surface Tension: 80.8 dyne/cm ; (16)Density: 1.42 g/cm3; (17)Flash Point: 156.3 °C; (18)Enthalpy of Vaporization: 60.07 kJ/mol; (19)Boiling Point: 334.8 °C at 760 mmHg; (20)Vapour Pressure: 6.43E-05 mmHg at 25°C.
Preparation of?3,4-Dihydroxybenzonitrile: this chemical can be made by?3,4-dihydroxy-benzaldehyde-oxime. The reaction occurs for 5 hours?at?temperature of 125 ℃with 40% yield.
Uses of?3,4-Dihydroxybenzonitrile: this chemical can react with?ethanol to give?3,4-Dihydroxybenzimidsaeureethylesterhydrochlorid?by using reagent 10 mol / l HCl in EtOH at temperature 4 ℃. The reaction needs 15 days with?46% yield.
When you are using this chemical, please be cautious about it as the following:
This chemcial is harmful by inhalation, in contact with skin and if swallowed and irritating to eyes, respiratory system and skin. Therefore wear suitable protective clothing, gloves and eye/face protection during using it. And do not breathe dust. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
(1)SMILES: N#Cc1cc(O)c(O)cc1;
(2)InChI: InChI=1/C7H5NO2/c8-4-5-1-2-6(9)7(10)3-5/h1-3,9-10H;
(3)InChIKey: NUWHYWYSMAPBHK-UHFFFAOYAE
Acute toxicity - Oral, Category 4
Acute toxicity - Dermal, Category 4
Acute toxicity - Inhalation, Category 4
Pictogram(s) | ![]() |
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Signal word | Warning |
Hazard statement(s) | H302 Harmful if swallowed H312 Harmful in contact with skin H332 Harmful if inhaled |
Precautionary statement(s) | |
Prevention | P264 Wash ... thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P280 Wear protective gloves/protective clothing/eye protection/face protection. P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P271 Use only outdoors or in a well-ventilated area. |
Response | P301+P312 IF SWALLOWED: Call a POISON CENTER/doctor/\u2026if you feel unwell. P330 Rinse mouth. P302+P352 IF ON SKIN: Wash with plenty of water/... P312 Call a POISON CENTER/doctor/\u2026if you feel unwell. P321 Specific treatment (see ... on this label). P362+P364 Take off contaminated clothing and wash it before reuse. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. |
Storage | none |
Disposal | P501 Dispose of contents/container to ... |
none
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Literatures:
Jih, Ru Hwu; Fung, Fuh Wong European Journal of Organic Chemistry, 2006 , # 11 p. 2513 - 2516 ![]() Yield: ~88% |
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