1621423-14-0 Usage
Description
Biotin-PEG12-acid is a biotin PEG linker containing a carboxylic acid group, it is reactive with amine moiety. The hydrophilic PEG spacer arm imparts water solubility that is transferred to the biotinylated molecule.
Check Digit Verification of cas no
The CAS Registry Mumber 1621423-14-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,1,4,2 and 3 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1621423-14:
(9*1)+(8*6)+(7*2)+(6*1)+(5*4)+(4*2)+(3*3)+(2*1)+(1*4)=120
120 % 10 = 0
So 1621423-14-0 is a valid CAS Registry Number.