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77341-82-3

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77341-82-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77341-82-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,3,4 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 77341-82:
(7*7)+(6*7)+(5*3)+(4*4)+(3*1)+(2*8)+(1*2)=143
143 % 10 = 3
So 77341-82-3 is a valid CAS Registry Number.

77341-82-3Downstream Products

77341-82-3Relevant articles and documents

1-Methoxyisobenzofuran: Formation from 1,3-Dihydro-1,1-dimethoxyisobenzofuran

Makhlouf, Mansour A.,Rickborn, Bruce

, p. 2734 - 2739 (1981)

1-Methoxyisobenzofuran is formed by treatment of 1,3-dihydro-1,1-dimethoxyisobenzofuran with either a trace of acetic acid in refluxing toluene or with LDA at 70 deg C.The requirements to obtain Diels-Alder adducts under both sets of conditions are examined, and various products are characterized.

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