1807540-87-9 Usage
Description
Ald-Ph-PEG3-NH-Boc is a PEG aldehyde reagent containing a benzaldehyde group that can react with aminooxy beariring molecules
Check Digit Verification of cas no
The CAS Registry Mumber 1807540-87-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,0,7,5,4 and 0 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1807540-87:
(9*1)+(8*8)+(7*0)+(6*7)+(5*5)+(4*4)+(3*0)+(2*8)+(1*7)=179
179 % 10 = 9
So 1807540-87-9 is a valid CAS Registry Number.