The 2,6-Dichloropurine, with the CAS registry number 5451-40-1, is also known as 1H-Purine, 2,6-dichloro- (9CI). It belongs to the product categories of Fine Chemical & Intermediates; Starting Raw Materials & Intermediates; Heterocycles; Pyridines, Pyrimidines, Purines and Pteredines; Halides; Purine; Nucleotides and Nucleosides; Purines; Biochemistry; Nucleobases and their analogs; Nucleosides, Nucleotides & Related Reagents; Nucleic acids; Bases & Related Reagents; Nucleotides; Fused Ring Systems; Building Blocks; Halogenated Heterocycles; Heterocyclic Building Blocks; PurinesHeterocyclic Building Blocks. Its EINECS registry number is 226-681-6. This chemical's molecular formula is C₅H₂Cl₂N₄ and molecular weight is 189.00218. Its IUPAC name is called 2,6-dichloro-7H-purine. What's more, this chemical can be used as anti-tumor, antiviral drug intermediates.

Physical properties of 2,6-Dichloropurine: (1)ACD/LogP: 1.10; (2)ACD/LogD (pH 5.5): 1.09; (3)ACD/LogD (pH 7.4): 0.62; (4)ACD/BCF (pH 5.5): 3.92; (5)ACD/BCF (pH 7.4): 1.35; (6)ACD/KOC (pH 5.5): 91.91; (7)ACD/KOC (pH 7.4): 31.62; (8)#H bond acceptors: 4; (9)#H bond donors: 1; (10)Index of Refraction: 1.741; (11)Molar Refractivity: 42.59 cm³; (12)Molar Volume: 105.4 cm³; (13)Surface Tension: 90.1 dyne/cm; (14)Density: 1.792 g/cm³; (15)Flash Point: 231.3 °C; (16)Enthalpy of Vaporization: 63.14 kJ/mol; (17)Boiling Point: 405.4 °C at 760 mmHg; (18)Vapour Pressure: 2.07E-06 mmHg at 25°C.

Preparation of 2,6-Dichloropurine: this chemical can be prepared by 3,7(9)-dihydro-purine-2,6-dithione. This reaction will need reagents HCl gas, Cl2 and solvent methanol. The reaction need the temperature of 0 - 13 °C. The yield is about 64%.

Uses of 2,6-Dichloropurine: it can be used to produce 2,6-dichloro-9-tetrahydrofuran-2-yl-9H-purine with 2,3-dihydro-furan. The yield is about 88%.

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. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing, gloves and eye/face protection.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C1=NC2=C(N1)C(=NC(=N2)Cl)Cl
(2)InChI: InChI=1S/C5H2Cl2N4/c6-3-2-4(9-1-8-2)11-5(7)10-3/h1H,(H,8,9,10,11)
(3)InChIKey: RMFWVOLULURGJI-UHFFFAOYSA-N