159383-55-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 159383-55-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,3,8 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 159383-55:
(8*1)+(7*5)+(6*9)+(5*3)+(4*8)+(3*3)+(2*5)+(1*5)=168
168 % 10 = 8
So 159383-55-8 is a valid CAS Registry Number.
InChI:InChI=1/C12H10Cl3N/c13-5-1-2-9-6-8-3-4-10(14)7-11(8)16-12(9)15/h3-4,6-7H,1-2,5H2
159383-55-8Relevant articles and documents
Synthesis of 2H-pyrano[2,3-b]quinolines. Part I
Cziaky,Sebok
, p. 701 - 705 (1994)
3,4-Dihydro-2H-pyrano[2,3-b]quinolines 5a-e and 2H-pyrano[2,3-b]quinolines 10a-c were synthesised starting from the appropriate ω-chloro-n-valeroylanilides 2a-e. Compounds 10a-c were transformed to analogs of the novel antihypertensive agent Cromakalim (1).