28569-88-2 Usage
Uses
Ethyl 2-Hydroxy-2,2-di(thiophen-2-yl)acetate is a thiophene analog of glycolic acid used in various synthetic preparations.
Check Digit Verification of cas no
The CAS Registry Mumber 28569-88-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,5,6 and 9 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 28569-88:
(7*2)+(6*8)+(5*5)+(4*6)+(3*9)+(2*8)+(1*8)=162
162 % 10 = 2
So 28569-88-2 is a valid CAS Registry Number.
28569-88-2Relevant articles and documents
QUINUCLIDINE DERIVATIVES AND THEIR USE AS MUSCARINIC RECEPTOR ANTAGONISTS
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Page/Page column 36, (2009/12/23)
The invention provides compounds of formula (I) wherein R1, R2, R3, Het1, n, Y and X are as defined in the specification, a process for their preparation, pharmaceutical compositions containing them, a process f