cas 70254-52-3, Ethyl 2,4-dihydroxy-6-methyl-3-pyridinecarboxylate | Articles data ｜lookchem

Welcome to LookChem.com Sign In|Join Free

Article Database

Home > CAS Article list >
70254-52-3

Articles about 70254-52-3Total 1 be found

Article title
Article abstract
Author
Journal number and time
Download

A 2, 4 - dihydroxy - 6 - methyl-nicotinic acid ethyl ester preparation method (by machine translation)
The invention discloses a 2, 4 - dihydroxy - 6 - methyl-nicotinic acid ethyl ester preparation method, the method is 3 - amino-crotonic acid ethyl ester with malonic acid diethyl ester in ethanol sodium under the action of the condensation and dick graceful esterclaye woods ester gram one after the condensation reaction to produce the product 2, 4 - dihydroxy - 6 - methyl-nicotinic acid ethyl ester. The method of the invention condensation and two-step responds the Claye woods ester gramdick graceful ester condensation reactions are carried out in the same system, significantly shortens the reaction time, greatly reduces the production cost, simple preparation method of the present invention, the reaction system is green, and the reaction conditions are not severe, the obtained product purity is up to 99% or more, and the yield can reach 80% or more, so it is suitable for industrial large-scale production. (by machine translation)
-
Paragraph 0021; 0022

(2017/02/09)

More Articles about upstream products of 70254-52-3

More Articles about downstream products of 70254-52-3

Chemical Properties

Melting Point: 205oC
Boiling Point: 363.155ºC at 760 mmHg
Flash Point:173.43ºC
Density: 1.555g/cm3
Solubility:soluble in Methanol
Storage Temp.:Sealed in dry,Room Temperature
Vapor Pressure: 0mmHg at 25°C
PKA: 8.08±0.28(Predicted)
PSA: 79.65000
LogP: 0.97790

Show more

Global suppliers and manufacturers of 70254-52-3total 94 suppliers on LookChem

Company Name
Business Type
Min Order
FOB Price
Main Products
Contact

Dayang Chem (Hangzhou) Co.,Ltd.
Business Type:Lab/Research institutions
Min Order:1 Kilogram
FOB Price:USD $ 3.0-3.0 / Kilogram
Main Products:994
Country:

Jinan Finer Chemical Co., Ltd
Business Type:Lab/Research institutions
Min Order:1 Gram
FOB Price:USD $ 2.0-2.0 / Gram
Main Products:202
Country:

Wuhan Fortuna Chemical Co.,Ltd
Business Type:Trading Company
Min Order:1 Kilogram
FOB Price:No Data
Main Products:52
Country:

COLORCOM LTD.
Business Type:Manufacturers
Min Order:1 Metric Ton
FOB Price:No Data
Main Products:40
Country:

Chemwill Asia Co., Ltd.
Business Type:Manufacturers
Min Order:5 Kiloliter
FOB Price:USD $ 1.2-5.0 / Kiloliter
Main Products:56
Country:

Hebei Nengqian Chemical Import and Export Co., LTD
Business Type:Trading Company
Min Order:1 Kilogram
FOB Price:USD $ 1.0-10.0 / Kilogram
Main Products:162
Country:

Zhuozhou Wenxi import and Export Co., Ltd
Business Type:Trading Company
Min Order:1 Kilogram
FOB Price:USD $ 139.0-210.0 / Kilogram
Main Products:1
Country:

Henan Wentao Chemical Product Co., Ltd.
Business Type:Lab/Research institutions
Min Order:No Data
FOB Price:No Data
Main Products:43
Country:

Xiamen Hisunny Chemical Co.,Ltd
Business Type:Manufacturers
Min Order:No Data
FOB Price:No Data
Main Products:39
Country:

Hangzhou Keyingchem Co.,Ltd
Business Type:Lab/Research institutions
Min Order:No Data
FOB Price:No Data
Main Products:102
Country:

Ality Chemical Corporation
Business Type:Other
Min Order:No Data
FOB Price:No Data
Main Products:165
Country:

Hangzhou J&H Chemical Co., Ltd.
Business Type:Lab/Research institutions
Min Order:No Data
FOB Price:No Data
Main Products:46
Country:

Hangzhou Lingrui Chemical Co.,Ltd.
Business Type:Other
Min Order:1 Gram
FOB Price:No Data
Main Products:53
Country:

Zibo Hangyu Biotechnology Development Co., Ltd
Business Type:Lab/Research institutions
Min Order:10 Gram
FOB Price:USD $ 100.0-100.0 / Gram
Main Products:3496
Country:

SHANGHAI SYSTEAM BIOCHEM CO., LTD
Business Type:Lab/Research institutions
Min Order:100 Gram
FOB Price:USD $ 100.0-2000.0 / Gram
Main Products:24
Country:

Henan Tianfu Chemical Co., Ltd.
Business Type:Lab/Research institutions
Min Order:100 Gram
FOB Price:No Data
Main Products:67
Country:

Zibo Dorne chemical technology co. LTD
Business Type:Lab/Research institutions
Min Order:1 Gram
FOB Price:No Data
Main Products:69
Country:

EAST CHEMSOURCES LIMITED
Business Type:Trading Company
Min Order:1 Kilogram
FOB Price:USD $ 18.0-20.0 / Kilogram
Main Products:107
Country:

Shandong Mopai Biotechnology Co., LTD
Business Type:Lab/Research institutions
Min Order:1 Gram
FOB Price:No Data
Main Products:60
Country:

KAISA GROUP INC
Business Type:Trading Company
Min Order:1 Metric Ton
FOB Price:USD $ 1.5-1.5 / Metric Ton
Main Products:61
Country:

Post a RFQ

Cas No.:

Product Name:

Quantity:

Email:

Company name:

Valid Period:

Detailed Requirements:

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

1

What can I do for you?
Get Best Price

Get Best Price for 70254-52-3

About us - Payment - Contact us - Links - Help Center - Disclaimer
SiteMap | Manufacturers | VIP Product | Suppliers | CAS | New CAS | Cas Database | Article Data | Chemical Catalog | Product Name

©2008 LookChem.com,License:ICP NO.:Zhejiang16009103 complaints:service@lookchem.com
[Hangzhou]86-571-87562588,87562561,87562573 Our Legal adviser: Lawyer