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4-iodo-2,5-dimethoxy-benzaldehyde oxime is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

219726-69-9

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219726-69-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 219726-69-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,9,7,2 and 6 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 219726-69:
(8*2)+(7*1)+(6*9)+(5*7)+(4*2)+(3*6)+(2*6)+(1*9)=159
159 % 10 = 9
So 219726-69-9 is a valid CAS Registry Number.

219726-69-9Downstream Products

219726-69-9Relevant articles and documents

Selective preparation of 4-(bromo or iodo)-2,5-dimethoxybenzonitrile and 2-(bromo or iodo)-3,6-dimethoxybenzonitrile from 2,5-dimethoxybenzaldehyde

Hathaway, Bruce A.,Taylor, Brian E.,Wittenborn, Jeremy S.

, p. 4629 - 4637 (1998)

By use of appropriate reactions and sequence of steps, 2,5- dimethoxybenzaldehyde can be converted either to 4-(bromo or iodo)-2,5- dimethoxybenzonitrile or 2-(bromo or iodo)-3,6-dimethoxybenzonitrile.

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