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97391-27-0

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97391-27-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 97391-27-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,3,9 and 1 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 97391-27:
(7*9)+(6*7)+(5*3)+(4*9)+(3*1)+(2*2)+(1*7)=170
170 % 10 = 0
So 97391-27-0 is a valid CAS Registry Number.

97391-27-0Relevant articles and documents

Selective: S -arylation of 2-oxazolidinethiones and selective N -arylation of 2-benzoxazolinones/2-benzimidazolinones

Sun, Chu-Han,Lu, Yi,Zhang, Qing,Lu, Rong,Bao, Lin-Qing,Shen, Mei-Hua,Xu, Hua-Dong

, p. 4058 - 4063 (2017/07/10)

There exist three possible patterns for the reaction of cyclic 2-oxazolidinethione and 2-benzoxazolidinethione with arynes, namely (a) S-arylation, (b) N-arylation, and (c) aryne insertion into the thiocarbonyl group (CS). Our studies demonstrate that S-arylation wins out affording S-aryl dihydrooxazoles. In contrast, for related reactions of cyclic 2-benzoxazolinone and 2-benzimidazolinone with arynes, it is found that N-arylation outcompetes O-arylation and aryne insertion into the CO group to give N-aryl 2-benzoxazolinones and N-aryl 2-benzimidazolinones.

Synthesis of aryl stannanes from silyl triflates via aryne intermediates

Lakshmi, B. Vasantha,Wefelscheid, Ulrike K.,Kazmaier, Uli

supporting information; experimental part, p. 345 - 348 (2011/04/15)

Aryl stannanes are easily accessible from o-silylated aryl triflates in the presence of KF and Bu3SnH. The corresponding arynes are formed in situ, and undergo clean hydrostannation to give a mixture of the regioisomeric aryl stannanes. The whole reaction sequence can also be carried out as a one-pot reaction under microwave irradiation. Georg Thieme Verlag Stuttgart New York.

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