The CAS register number of Amidol is 137-09-7. It also can be called as Phenol, 2,4-diamino-, dihydrochloride and the IUPAC name about this chemical is 2,4-diaminophenol dihydrochloride. The molecular formula about this chemical is C₆H₈N₂O^.2(HCl) and the molecular weight is 197.06. It belongs to the Industrial/Fine Chemicals. This chemical is stable but it is incompatible with strong oxidizing agents, acids. It is heat sensitive and light sensitive.

Physical properties about Amidol are: (1)ACD/LogP: -1.29; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): -1.54; (4)ACD/LogD (pH 7.4): -1.29; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 2.68; (8)ACD/KOC (pH 7.4): 4.68; (9)#H bond acceptors: 3; (10)#H bond donors: 5; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 15.71Ų; (13)Flash Point: 163.9 °C; (14)Enthalpy of Vaporization: 61.51 kJ/mol; (15)Boiling Point: 347.4 °C at 760 mmHg; (16)Vapour Pressure: 2.68E-05 mmHg at 25°C.

The Amidol is a dihydrogen chloride salt and is used as a photographic developer. Prints developed in this chemical are typically a very warm brown-black colour, but overdevelopment can quickly lead to chemical fogging. This chemical can be produced by the reaction of 2,4 - dinitrophenol reduction.

When you are using this chemical, please be cautious about it as the following:
This chemical is harmful if swallowed and it is irritating to eyes, respiratory system and skin. When you are using it, wear suitable protective clothing. 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: Cl.Cl.Oc1ccc(N)cc1N
(2)InChI: InChI=1/C6H8N2O.2ClH/c7-4-1-2-6(9)5(8)3-4;;/h1-3,9H,7-8H2;2*1H
(3)InChIKey: KQEIJFWAXDQUPR-UHFFFAOYAV
(4)Std. InChI: InChI=1S/C6H8N2O.2ClH/c7-4-1-2-6(9)5(8)3-4;;/h1-3,9H,7-8H2;2*1H
(5)Std. InChIKey: KQEIJFWAXDQUPR-UHFFFAOYSA-N

The toxicity data is as follows: