8-Bromo-3-methyl-1H-purine-2,6(3H,7H)-dione

Molecular Formula:  C6H5BrN4O2
Molecular Weight:  245.03300

Physical and Chemical Properties:
Density: 1.975 g/cm3
Boiling point: /
Melting point:300°C(lit.)
Flash point: /
Refractive index: 1.662

Specification:
Appearance: White powder
Purity:≥99.0%
Specific rotation:+39.5 to +41.5°
State of solution(transmittance) :Clear98.0% min.
Chloride[cl] :0.020% max.
Ammonium [NH4] :0.02% max.
Sulfate[SO4] :0.020% max
Iron[Fe] :10ppm max.
Heavy metals [Pb] :10ppm max
Arsenic[As2O3] :1ppm max
Other amino acids :Chromatographically not detectable
Loss on drying :0.20% max.
Residue on ignition[sulfated] :0.10% max.

Packing:
 25kg  cardboard drum or according to customer specified requirements
Storage:Keep container tightly closed in a cool, dry place.
Application: 8-Bromo-3,9-dihydro-3-methyl-1H-purine-2,6-dione, is a substituted derivative of of Xanthine, found in animal organs, yeast, potatoes, coffee beans, tea. It can also be used for the synthesis of Linagliptin, which is a novel potent and selective dipeptidyl peptidase-4 (DPP-4) inhibitor with potential use in the treatment of type 2 diabetes. Intermediates of Linagliptin  CAS:668270-12-0.

The main technical force is composed of doctors and masters who have been engaged in organic synthesis for many years. More than 90% of them have bachelor degree or above.We are a market leader in the development and manufacturing of high performance specialty chemicals. We foster an ambitious culture that focuses on open innovation for new chemical products and business growth.We a fine chemical company specialising in the manufacture of products for pharmaceutical and health care, flavour/fragrance, personal care, and other specialised chemical and industrial applications.The company's production base is equipped with enamel reactors from 50L to 5000L, stainless steel ultra-low temperature reactors and conventional separation and drying equipment.We listen carefully to our customers' opinions and needs, and provide timely and effective feedback, and continue to improve and improve, ready to accept greater challenges

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