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1421637-37-7

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1421637-37-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1421637-37-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,6,3 and 7 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1421637-37:
(9*1)+(8*4)+(7*2)+(6*1)+(5*6)+(4*3)+(3*7)+(2*3)+(1*7)=137
137 % 10 = 7
So 1421637-37-7 is a valid CAS Registry Number.

1421637-37-7Downstream Products

1421637-37-7Relevant articles and documents

A short and straightforward approach towards 6-amino and 6-aminoalkyl thiazolo[4,5-c]pyridazines

Stella, Alessandro,De Jonghe, Steven,Segers, Kenneth,Herdewijn, Piet

, p. 830 - 833 (2013/02/25)

A facile and efficient synthesis of 6-amino and 6-aminoalkyl thiazolo[4,5-c]pyridazines is reported. The key step for the construction of this novel bicyclic scaffold was the reaction between 3-amino-4-bromopyridazine derivatives and alkylisothiocyanates.

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