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1198421-55-4

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1198421-55-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1198421-55-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,8,4,2 and 1 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1198421-55:
(9*1)+(8*1)+(7*9)+(6*8)+(5*4)+(4*2)+(3*1)+(2*5)+(1*5)=174
174 % 10 = 4
So 1198421-55-4 is a valid CAS Registry Number.

1198421-55-4Downstream Products

1198421-55-4Relevant articles and documents

Synthesis and structure-activity studies of biphenyl analogues of the tuberculosis drug (6S)-2-nitro-6-{[4-(trifluoromethoxy)benzyl]oxy}-6,7-dihydro- 5H-imidazo[2,1-b][1,3]oxazine (PA-824)

Palmer, Brian D.,Thompson, Andrew M.,Sutherland, Hamish S.,Blaser, Adrian,Kmentova, Iveta,Franzblau, Scott G.,Wan, Baojie,Wang, Yuehong,Ma, Zhenkun,Denny, William A.

supporting information; experimental part, p. 282 - 294 (2010/06/11)

A series of biphenyl analogues of the new tuberculosis drug PA-824 was prepared, primarily by coupling the known (6S)-2-nitro-6,7-dihydro-5H-imidazo[2, 1-b][1,3]oxazin-6-ol with iodobenzyl halides, followed by Suzuki coupling of these iodides with appropr

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