116577-48-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116577-48-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,5,7 and 7 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 116577-48:
(8*1)+(7*1)+(6*6)+(5*5)+(4*7)+(3*7)+(2*4)+(1*8)=141
141 % 10 = 1
So 116577-48-1 is a valid CAS Registry Number.
116577-48-1Relevant articles and documents
A New Deprotection Method for Levulinyl Protecting Groups under Neutral Conditions
Ono, Mitsunori,Itoh, Isamu
, p. 585 - 588 (2007/10/02)
Sulfit ion-induced cleavage of the levulinyl group under neutral conditions provides a convenient and mild deprotection method especially for alkali labile and/or oxygen sensitive compounds.