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90697-67-9

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90697-67-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90697-67-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,6,9 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 90697-67:
(7*9)+(6*0)+(5*6)+(4*9)+(3*7)+(2*6)+(1*7)=169
169 % 10 = 9
So 90697-67-9 is a valid CAS Registry Number.

90697-67-9Downstream Products

90697-67-9Relevant articles and documents

4H-1,3,5-Oxadiazines and 4H-1,3,5-Thiadiazines from Cyanamides and Perhaloketones and -thioketones

Burger, Klaus,Simmerl, Reinhold

, p. 982 - 990 (2007/10/02)

Hexafluoroacetone (1a) and symmetrically substituted dichlorotetrafluoroacetone (1b) react with cyanamides 2 to give 4H-1,3,5-oxadiazines 6 and not - as previously reported - 2H-1,3,5-oxadiazines 3.With hexafluorothioacetone (13) 4H-1,3,5-thiadiazines 14

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