77357-10-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77357-10-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,3,5 and 7 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 77357-10:
(7*7)+(6*7)+(5*3)+(4*5)+(3*7)+(2*1)+(1*0)=149
149 % 10 = 9
So 77357-10-9 is a valid CAS Registry Number.
InChI:InChI=1/C14H12N2O5S/c17-13(18)8-10-3-5-11(6-4-10)9-21-22-14-12(16(19)20)2-1-7-15-14/h1-7H,8-9H2,(H,17,18)
77357-10-9Relevant articles and documents
SYNTHESES OF 3-NITRO-2-PYRIDINESULFENATES
Matsueda, Rei,Kaiser, Emil Thomas
, p. 1089 - 1092 (2007/10/02)
In the presence of tertiary amine under anhydrous conditions 3-nitro-2-pyridinesulfenyl (Npys) chloride reacts smoothly with hydroxy compounds, including various alcohols and hydroxy acids, to give the coresponding sulfenates.