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441298-21-1

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441298-21-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 441298-21-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,1,2,9 and 8 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 441298-21:
(8*4)+(7*4)+(6*1)+(5*2)+(4*9)+(3*8)+(2*2)+(1*1)=141
141 % 10 = 1
So 441298-21-1 is a valid CAS Registry Number.

441298-21-1Upstream product

441298-21-1Relevant articles and documents

A mild Boc deprotection and the importance of a free carboxylate

Thaqi, Ali,McCluskey, Adam,Scott, Janet L.

supporting information; experimental part, p. 6962 - 6964 (2009/04/07)

We report a facile and rapid removal of Boc protecting groups using microwave heating in H2O, with deprotection only requiring a free carboxylic acid group in the starting material. Unlike previous approaches, no additional reagents are required.

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