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97099-98-4

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97099-98-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 97099-98-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,0,9 and 9 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 97099-98:
(7*9)+(6*7)+(5*0)+(4*9)+(3*9)+(2*9)+(1*8)=194
194 % 10 = 4
So 97099-98-4 is a valid CAS Registry Number.

97099-98-4Downstream Products

97099-98-4Relevant articles and documents

PALLADIUM-CATALYZED CYCLIZATION REACTIONS OF 3-PROPARGYLTHIO-1,2,4-TRIAZIN-5(2H)-ONES TO THIAZOLO-1,2,4-TRIAZINONES

Mizutani, Masato,Sanemitsu, Yuzuru,Tamaru, Yoshinao,Yoshida, Zen-ichi

, p. 1237 - 1240 (1985)

Selective transformation of 3-propargylthio-1,2,4-triazin-5(2H)-ones (1) to 6-methylene-6,7-dihydro-4H-thiazolo- triazin-4-ones (2) and 3-methylene-2,3-dihydro-7H-thiazolotriazin-7-ones (3) is performed under the conditions of Pd(II) salt or sodium hydroxide catalysis, respectively.

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