3,4-Diaminofurazan

The 3,4-Diaminofurazan, with the CAS registry number 17220-38-1, is also known as 4-Amino-1,2,5-oxadiazol-3-ylamine. It belongs to the product category of Amines. This chemical's molecular formula is C₂H₄N₄O and molecular weight is 100.08. Its systematic name is called 1,2,5-oxadiazole-3,4-diamine. The product should be sealed and stored in cool, dry place. It is mainly used as pharmaceutical intermediates for the preparation of drugs.

Physical properties of 3,4-Diaminofurazan: (1)ACD/LogP: -0.39; (2)ACD/LogD (pH 5.5): -0.39; (3)ACD/LogD (pH 7.4): -0.39; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 14.57; (7)ACD/KOC (pH 7.4): 14.57; (8)#H bond acceptors: 5; (9)#H bond donors: 4; (10)Index of Refraction: 1.655; (11)Molar Refractivity: 23.2 cm³; (12)Molar Volume: 63.2 cm³; (13)Surface Tension: 102.5 dyne/cm; (14)Density: 1.582 g/cm³; (15)Flash Point: 137.7 °C; (16)Enthalpy of Vaporization: 54.43 kJ/mol; (17)Boiling Point: 304 °C at 760 mmHg; (18)Vapour Pressure: 0.000898 mmHg at 25°C.

Preparation: this chemical can be prepared by N,N''-dihydroxy-oxalamidine. This reaction will need reagent aq. NaOH. The reaction temperature is 165 °C.

Uses of 3,4-Diaminofurazan: it can be used to produce 3-Salicylideneamino-4-aminofurazan by heating. This reaction will need solvent ethanol with reaction time of 30 min. The yield is about 75%.

When you are using this chemical, please be cautious about it as the following:
This chemical may cause inflammation to the skin or other mucous membranes. It is irritating to eyes, respiratory system and skin. You must avoid contacting it with skin and eyes.

You can still convert the following datas into molecular structure:
(1)SMILES: n1onc(N)c1N
(2)InChI: InChI=1/C2H4N4O/c3-1-2(4)6-7-5-1/h(H2,3,5)(H2,4,6)
(3)InChIKey: JHJVSUCUNFXIHN-UHFFFAOYAK