892406-73-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 892406-73-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,2,4,0 and 6 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 892406-73:
(8*8)+(7*9)+(6*2)+(5*4)+(4*0)+(3*6)+(2*7)+(1*3)=194
194 % 10 = 4
So 892406-73-4 is a valid CAS Registry Number.
892406-73-4Relevant articles and documents
Synthesis of N-Substituted Methyl 4H-Thieno[3,2-b]pyrrole-5-carboxylates
Torosyan,Gimalova,Zagitov,Erastov,Miftakhov
, p. 912 - 917 (2018/07/31)
The alkylation of methyl 4H-thieno[3,2-b]pyrrole-5-carboxylate with methyl iodide and allyl, propargyl, and benzyl bromides in the presence of sodium hydride in THF afforded the corresponding N-substituted derivatives. Some reactions of the alkylation products were studied.
