135085-59-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135085-59-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,0,8 and 5 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 135085-59:
(8*1)+(7*3)+(6*5)+(5*0)+(4*8)+(3*5)+(2*5)+(1*9)=125
125 % 10 = 5
So 135085-59-5 is a valid CAS Registry Number.
135085-59-5Relevant articles and documents
Metalation of diazines IV. Lithiation of sym-disubstituted pyrazines
Turck, A.,Trohay, D.,Mojovic, L.,Ple, N.,Queguiner, G
, p. 301 - 310 (2007/10/02)
Conditions for the metalation of 2,6-dichloro- and 2-6-dimethoxy-pyrazine are defined and the lithio-derivatives are shown to react with some electrophiles.A convenient synthesis of a diazaxanthone from the lithio-derivative of the dichloro-compund is des
