Allopurinol

Price	$12
Package	25Kg/Drum

Product Details

Product Name: Allopurinol	CAS No.: 315-30-0
EC-No.: 206-250-9	Min. Order: 25KG
Purity: 99%	Supply Ability: 1000tons/month
Release date: 2024/08/15

▼

▲

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

CAS:

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

Article illustration

▼

▲

Article illustration

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!

Article illustration

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

Product name	Price		Suppliers	Update time
Allopurinol	$100.00/5kg	VIP1Y	HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD	2024-08-20
Allopurinol	$0.00/1kg	VIP1Y	Shaanxi TNJONE Pharmaceutical Co., Ltd	2024-04-03
Allopurinol	$100.00/1bag		Hebei Fengqiang Trading Co., LTD	2023-08-30
Allopurinol	$100.00/1kg	VIP5Y	Hebei Mojin Biotechnology Co., Ltd	2023-07-31
Allopurinol	$25.00/1kg		XINGTAI XINGJIU NEW MATERIAL TECHNOLOGY CO., LTD	2022-02-14
Allopurinol	$10.00/1Kg/Bag		Hebei Zhanyao Biotechnology Co. Ltd	2021-11-09
Allopurinol	$10.00/1KG	VIP6Y	Hebei Guanlang Biotechnology Co., Ltd.	2021-09-03
Allopurinol	$15.00/1KG		Zhuozhou Wenxi import and Export Co., Ltd	2021-08-11
Allopurinol	$10.00/1Kg/Bag		Hebei Senko Biotechnology Co., Ltd.	2021-08-02
Allopurinol	$0.00/25Kg/Bag	VIP4Y	Sinoway Industrial co., ltd.	2021-07-22

Min. Order:	25KG
Supply Ability:	1000tons/month
Update Time:	2024-08-15

Product Details

Company Profile Introduction

You may like

Recommended supplier

Hebei Yanxi Chemical Co., Ltd.