1186025-29-5 Usage
Description
Hydroxy-PEG12-t-butyl ester is a PEG linker containing a hydroxyl group with a t-butyl ester. The hydrophilic PEG spacer increases solubility in aqueous media. The hydroxyl group enables further derivatization or replacement with other reactive functional groups. The t-butyl protected carboxyl group can be deprotected under acidic conditions.
Check Digit Verification of cas no
The CAS Registry Mumber 1186025-29-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,6,0,2 and 5 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1186025-29:
(9*1)+(8*1)+(7*8)+(6*6)+(5*0)+(4*2)+(3*5)+(2*2)+(1*9)=145
145 % 10 = 5
So 1186025-29-5 is a valid CAS Registry Number.