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74789-87-0

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74789-87-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74789-87-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,7,8 and 9 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 74789-87:
(7*7)+(6*4)+(5*7)+(4*8)+(3*9)+(2*8)+(1*7)=190
190 % 10 = 0
So 74789-87-0 is a valid CAS Registry Number.

74789-87-0Downstream Products

74789-87-0Relevant articles and documents

ORGANOBORON COMPOUNDS. CDIII. IODINATION OF ATE COMPLEXES OF 1-BORAADAMANTANE

Mikhailov, B. M.,Gurskii, M. E.,Pershin, D. G.

, p. 19 - 28 (2007/10/02)

The complex of 1-boraadamantane with tetrahydrofuran (1) reacts with iodine in the presence of lithium methylate or methyllithium to produce 3-methoxy- (III) and 3-methyl-7-iodomethyl-3-borabicyclononane (X), respectively.Further iodination of III in the presence of lithium methylate proceeds in a complicated manner due to replacement of iodine by the methoxy group in the starting compound.The high reactivity of the halogen in III permitted a one-pot synthesis of 3-methoxy-7-methoxymethyl-3-borabicyclononane from I.Iodination of lithium 1-isopropenyl-1-boraadamantanate leads, after methanolysis, to 3-methoxy-7-isobutenyl-3-borabicyclononane.The latter compound was converted to 7-isobutenyl-3-methyl-3-borabicyclononane on treatment with MeMgI.

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