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1144034-89-8

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1144034-89-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1144034-89-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,4,0,3 and 4 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1144034-89:
(9*1)+(8*1)+(7*4)+(6*4)+(5*0)+(4*3)+(3*4)+(2*8)+(1*9)=118
118 % 10 = 8
So 1144034-89-8 is a valid CAS Registry Number.

1144034-89-8Downstream Products

1144034-89-8Relevant articles and documents

A convenient synthetic method for fluorine-containing 4- alkoxydihydrobenzo[b][1,4]diazepinols and 3H-benzo[b][1,4]diazepines by the reaction of β-trifluoroacetylketene acetals with 1,2-phenylenediamines

Ota, Norio,Okada, Etsuji,Terai, Naoya,Miyamura, Tomomi,Shibata, Dai,Sakata, Tsuneaki

, p. 983 - 990 (2009)

β-Trifluoroacetylketene dialkyl acetals (3 and 5) reacted easily with various 1,2-phenylenediamines to give novel 4-alkoxy-2-trifluoromethyl-2,3- dihydro-1H-benzo[b][1,4]diazepinols (6 and 8) in moderate to high yields. Dehydration of 6 and 8 proceeded th

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