90429-12-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90429-12-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,4,2 and 9 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 90429-12:
(7*9)+(6*0)+(5*4)+(4*2)+(3*9)+(2*1)+(1*2)=122
122 % 10 = 2
So 90429-12-2 is a valid CAS Registry Number.
90429-12-2Relevant academic research and scientific papers
Catechol derivatives
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, (2008/06/13)
PCT No. PCT/FI96/00295 Sec. 371 Date Nov. 21, 1997 Sec. 102(e) Date Nov. 21, 1997 PCT Filed May 23, 1996 PCT Pub. No. WO96/37456 PCT Pub. Date Nov. 28, 1996The invention relates to compounds of formula (I) wherein R1 is an electronegative substituent, pre