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103108-99-2

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103108-99-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103108-99-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,1,0 and 8 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 103108-99:
(8*1)+(7*0)+(6*3)+(5*1)+(4*0)+(3*8)+(2*9)+(1*9)=82
82 % 10 = 2
So 103108-99-2 is a valid CAS Registry Number.

103108-99-2Relevant articles and documents

SYNTHETIC INVESTIGATIONS IN THE CHEMISTRY OF POLYENE COMPOUNDS.XLIX. SYNTHESIS OF rac-(2E,4E)-3-METHYL-5-(2,6-DIMETHYL-6-ETHOXYCARBONYL-3-OXO-1-CYCLOHEXENYL)-2,4-PENTADIENAL and rac-(2E,4E,6E)-5-METHYL-7-(2,6-DIMETHYL-6-ETHOXYCARBONYL-3-OXO-1-CYCLOHEXENYL

Zhidkova, T. A.,Stashina, G. A.,Bogdanov, V. S.,Vakulova, L. A.,Samokhvalov, G. I.

, p. 1509 - 1513 (2007/10/02)

The stereospecific synthesis of the previously unknown retinoids (C15 and C17 aldehydes) rac-(2E,4E)-3-methyl-5-(2,6-dimethyl-6-ethoxycarbonyl-3-oxo-1-cyclohexenyl)-2,4-pentadienal and rac-(2E,4E,6E)-5-methyl-7-(2,6-dimethyl-6-ethoxycarbonyl-3-oxo-1-cyclo

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