65626-65-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65626-65-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,6,2 and 6 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 65626-65:
(7*6)+(6*5)+(5*6)+(4*2)+(3*6)+(2*6)+(1*5)=145
145 % 10 = 5
So 65626-65-5 is a valid CAS Registry Number.
65626-65-5Relevant articles and documents
The reaction of phenylhydrazine with squaric acid: A model for carbohydrate osazone formation
El Khadem,Shalaby,Coxon,Fatiadi
, p. 85 - 93 (2007/10/02)
The reaction of squaric acid (1) with phenylhydrazine yields cyclobutanetetraone poly(phenylhydrazones) (2-4), as reported earlier, as well as squaric acid derivatives, reported here. The latter products are a salt, 1,3-dianilinocyclobutenediylium-2,4-dio
