7653-60-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7653-60-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,6,5 and 3 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 7653-60:
(6*7)+(5*6)+(4*5)+(3*3)+(2*6)+(1*0)=113
113 % 10 = 3
So 7653-60-3 is a valid CAS Registry Number.
InChI:InChI=1/C9H7NO2/c1-6-9(11)12-8-5-3-2-4-7(8)10-6/h2-5H,1H3
7653-60-3Relevant articles and documents
Vinylphosphonium salt mediated reaction between alkyl propiolates and aminophenols or hydroxyphenols
Yavari, Issa,Souri, Sanaz,Sirouspour, Mehdi,Djahaniani, Hoorieh
, p. 3243 - 3249 (2008/09/17)
Addition of catechol to methyl propiolate or ethyl phenylpropiolate in the presence of Ph3P leads to methyl 2-(1,3-benzodioxol-2-yl)acetate or 3-(1-phenylmethylidene)-1,4-benzodioxin-2-one. 2-Aminophenols react with alkyl propiolates in the pre
