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102998-12-9

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102998-12-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 102998-12-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,9,9 and 8 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 102998-12:
(8*1)+(7*0)+(6*2)+(5*9)+(4*9)+(3*8)+(2*1)+(1*2)=129
129 % 10 = 9
So 102998-12-9 is a valid CAS Registry Number.

102998-12-9Relevant articles and documents

OPEN-CHAIN NITROGEN COMPOUNDS. PART IX. 1,2,3-TRIAZOLOQUINAZOLINE AND ITS 5-ALKYL AND 5-ARYL DERIVATIVES FROM ALUMINA-CATALYSED CYCLIZATION OF 1-(2'-ACYLPHENYL)-3-CYANOMETHYLTRIAZENE

Hooper, Donald L.,Manning, Hartford W.,Lafrance, Ronald J.,Vaughan, Keith

, p. 250 - 254 (2007/10/02)

Alumina-catalysed cyclization of a series of 1-(2'-acylphenyl)-3-cyanomethyltriazenes (5) affords good yields of the previously unreported 5-alkyl- and 5-aryl-1,2,3-triazoloquinazolines (8).The parent heterocycle, 1,2,3-triazoloquinazoline,

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