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76503-82-7

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76503-82-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 76503-82-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,5,0 and 3 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 76503-82:
(7*7)+(6*6)+(5*5)+(4*0)+(3*3)+(2*8)+(1*2)=137
137 % 10 = 7
So 76503-82-7 is a valid CAS Registry Number.

76503-82-7Downstream Products

76503-82-7Relevant articles and documents

Seven-Membered Rings by 1,5-Cycloadditions, VI. - 7-Aminoperhydro-1,4-oxazepines and -diazepines

Griengl, Herfried,Prischl, Gerhard,Bleikolm, Anton

, p. 1573 - 1582 (2007/10/02)

3-Alkyl-1,3-oxazolidines 2 react with enamines 1 in the presence of trifluoroacetic acid to give 7-dialkylaminoperhydro-1,4-oxazepines 3. 1,3-Dimethyl-1,3-imidazolidine (2d) reacts with 4-(2-methyl-1-propenyl)morpholine (1a) to give 1,4,6,6-tetramethyl-7-morpholino-2,3,4,5,6,7-hexahydro-1H-1,4-diazepine (3m).

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