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Allopurinol

Allopurinol

Price USD12.00
Packge 25Kg/Drum
  • Min. Order:25KG
  • Supply Ability:1000tons/month
  • Time:2022-07-14

Product Details

  • Product NameAllopurinol
  • CAS No.315-30-0
  • EINECS No.206-250-9
  • MFC5H4N4O
  • MW136.11
  • InChIKeyOFCNXPDARWKPPY-UHFFFAOYSA-N
  • AppearancePowderWhite or almost white
  • Water Solubility 0.35 g/L (25 ºC)
  • Melting point >300 °C (lit.)
  • storage temp. 15-25°C
  • Boiling point 250.36°C (rough estimate)
  • density 1.4295 (rough estimate)
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Name:
Allopurinol
 
Other Name:
4-Hydroxypyrazolo[3,4-d]pyrimidine;
1H-Pyrazolo[3,4-d]pyrimidin-4-ol;
HPP
 
 
Molecular formula:
C5H4N4O
Molecular weight:
136.11
315-30-0
EINECS:
206-250-9
InChI:
1S/C5H4N4O/c10-5-3-1-8-9-4(3)6-2-7-5/h1-2H,(H2,6,7,8,9,10)
Physicochemical property
Melting point:
350ºC
Water soluble:
0.35G/L(25ºC)
Descriptors:
White or white crystalline powder, melting point 383-384℃, soluble in lye, very slightly soluble in water and general organic solvents, insoluble in chloroform, ether.
Safety information
Safety instructions:

S24: avoid contact with skin.

S26: in case of contact with eyes, rinse immediately with plenty of water and send for medical treatment.

S45: if you have an accident or feel unwell, seek immediate assistance from your doctor (preferably with the product container label).

S36/37/39: wear appropriate protective clothing, gloves and use protective glasses or face mask.

Dangerous goods label:
Toxic substances
Hazard category code:

R25: toxic to swallow.

R43: allergic reactions can occur in contact with skin.

R36/37/38: irritant to eyes, respiratory tract and skin.

Transport number of dangerous goods:
UN2811
 
Other information
The product application:
Antigout. For primary or secondary hyperuricemia, such as gout, acute or chronic leukemia.
Production methods and others:
Will cyanoacetic acid ethyl ester, triethyl orthoformate and acetic anhydride in the reaction tank back 4 h, condensation get alpha - ethoxy methyl cyanide ethyl acetate: it dissolve in ethanol, to join the hydrazine hydrate, heating reflux reaction 6 h, 3 - amino - 4 - ethoxy carbonyl pyrazole, finally heating reflux reaction with formamide 8 h, cyclization don't Piao alcohol. Dissolved in distilled water, active carbon decoloring, refined don't Piao alcohol. The cyanoacetic acid ethyl ester, the total yield of 41.8

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Hebei yanxi chemical co., ltd is a professional research and development of the production of lead acetate, 2-phenylethylamide enterprises.under the innovation in traditional production equipment and technology, the use of "high temperature cooling" and "plastic basin crystallization" technology, on the basis of reducing the cost of products to make the quality of products to the same industry. Under the close supervision of the quality inspection department of the company, we carry out production and sales in the way of "labeling", providing the most convenient and fastest service for users all over the world.

Any inquiries, pls feele to contact us! 

Company Profile Introduction

Hebei Yanxi Chemical Co. LTD., mainly produce the Carbomer940/980/u21 and lead acetate and lead oxide, lead stearate, lead salt, at the same time operating organic intermediates, surfactants, Food additive,inorganic salt, plant extracts, cosmetics raw material, etc., through long-term development, hebei said bush chemical co., LTD. In hebei province has become a collection of r &d, production, sales in the integration of high-tech enterprises.

Recommended supplier

Hebei Yanxi Chemical Co., Ltd.

Hebei China
  • Since:2020-05-25
  • Address: Zhanggeji Village, Fengjiazhai Town, Guangzong County, Xingtai City, Hebei Province
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