The Naphthol AS-D, with the CAS registry number 135-61-5, is also known as Azoic Coupling Component 18. It belongs to the product categories of Intermediates of Dyes and Pigments; Substrates. Its EINECS number is 205-205-0. This chemical's molecular formula is C₁₈H₁₅NO₂ and molecular weight is 277.32. What's more, its systematic name is 3-Hydroxy-N-(2-methylphenyl)-2-naphthamide. It is used as intermediates of organic pigments and rapidogen dye.

Physical properties of Naphthol AS-D are: (1)ACD/LogP: 4.621; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 4.62; (4)ACD/LogD (pH 7.4): 4.59; (5)ACD/BCF (pH 5.5): 1911.43; (6)ACD/BCF (pH 7.4): 1761.48; (7)ACD/KOC (pH 5.5): 7766.97; (8)ACD/KOC (pH 7.4): 7157.64; (9)#H bond acceptors: 3; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 49.33 Å²; (13)Index of Refraction: 1.716; (14)Molar Refractivity: 85.378 cm³; (15)Molar Volume: 217.125 cm³; (16)Polarizability: 33.846×10^-24cm³; (17)Surface Tension: 59.6 dyne/cm; (18)Density: 1.277 g/cm³; (19)Flash Point: 195.525 °C; (20)Enthalpy of Vaporization: 67.58 kJ/mol; (21)Boiling Point: 399.689 °C at 760 mmHg; (22)Vapour Pressure: 0 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
This chemical is very toxic to aquatic organisms as it may cause long-term adverse effects in the aquatic environment. This material and/or its container must be disposed of as hazardous waste. You should avoid releasing it to the environment, and you need refer to special instructions safety data sheet.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(c2cc1c(cccc1)cc2O)Nc3ccccc3C
(2)Std. InChI: InChI=1S/C18H15NO2/c1-12-6-2-5-9-16(12)19-18(21)15-10-13-7-3-4-8-14(13)11-17(15)20/h2-11,20H,1H3,(H,19,21)
(3)Std. InChIKey: FBLAHUMENIHUGG-UHFFFAOYSA-N