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1273577-71-1

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1273577-71-1 Usage

Uses

3-Bromopyrazolo[1,5-a]pyrimidine-6-carboxylic acid is a useful reactant in the synthesis of BMP inhibitors.

Check Digit Verification of cas no

The CAS Registry Mumber 1273577-71-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,3,5,7 and 7 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1273577-71:
(9*1)+(8*2)+(7*7)+(6*3)+(5*5)+(4*7)+(3*7)+(2*7)+(1*1)=181
181 % 10 = 1
So 1273577-71-1 is a valid CAS Registry Number.

1273577-71-1SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 20, 2017

Revision Date: Aug 20, 2017

1.Identification

1.1 GHS Product identifier

Product name 3-Bromopyrazolo[1,5-a]pyrimidine-6-carboxylic acid

1.2 Other means of identification

Product number -
Other names -

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:1273577-71-1 SDS

1273577-71-1Downstream Products

1273577-71-1Relevant articles and documents

Synthetic method for 3-bromopyrazolo[1,5-alpha]pyrimidine-6-formic acid

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Paragraph 0031; 0044-0045, (2018/10/11)

The invention provides a synthetic method for 3-bromopyrazolo[1,5-alpha]pyrimidine-6-formic acid. The synthetic method comprises the following steps: 3-amino-1H-pyrazole is used as a raw material, the3-amino-1H-pyrazole and 2-bromomalonaldehyde are subjected to condensation to obtain 6-bromo-pyrazolo[1,5-alpha]pyrimidine, the 6-bromo-pyrazolo[1,5-alpha]pyrimidine reacts with PdCl2 and triethylamine to obtain methyl pyrazolo[1,5-alpha]pyrimidine-6-formate, a hydrolysis reaction is performed to obtain pyrazolo[1,5-alpha]pyrimidine-6-formic acid, and finally the pyrazolo[1,5-alpha]pyrimidine-6-formic acid reacts with N-bromosuccinimide to obtain the 3-bromopyrazolo[1,5-alpha]pyrimidine-6-formic acid. The synthetic method for the 3-bromopyrazolo[1,5-alpha]pyrimidine-6-formic acid provided bythe invention has a simple synthetic route, a reasonable process and low costs of the raw materials, is simple, easy to obtain and convenient for operation and post treatment, has a high total yield,does not use a highly-toxic reagent, is easy to amplify, and can be used for large-scale production of the 3-bromopyrazolo[1,5-alpha]pyrimidine-6-formic acid.

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