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1191301-89-9

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1191301-89-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1191301-89-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,1,3,0 and 1 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1191301-89:
(9*1)+(8*1)+(7*9)+(6*1)+(5*3)+(4*0)+(3*1)+(2*8)+(1*9)=129
129 % 10 = 9
So 1191301-89-9 is a valid CAS Registry Number.

1191301-89-9Downstream Products

1191301-89-9Relevant articles and documents

An expedient synthesis of 5-n-alkylresorcinols and novel 5-n-alkylresorcinol haptens

Parikka, Kirsti,Waehaelae, Kristiina

supporting information; experimental part, (2010/04/22)

The first synthesis of bioactive long alkyl chain 5-n-alkylresorcinols, present in whole grain products, by a novel modification of the Wittig reaction is described. All the main long chain 5-n-alkylresorcinols present in rye and wheat, including C23 and C25 analogues and haptens, which have not been previously prepared, were synthesised. Microwave-promoted reactions of a semistabilized ylid and alkanals in water gave good yields in both pressurized and open systems. An alternative microwave-promoted synthesis starting from non-stabilized alkyltriphenylphosphonium salts and 3,5-dimethoxybenzaldehyde worked as well. Aqueous media were suitable for the reactions even if the starting materials were not soluble in water. The 5-n-alkylresorcinols are potential biomarkers of whole grain intake, and the new hapten derivatives of 5-n-alkylresorcinols will open the way for the immunochemical detection techniques of alkylresorcinols.

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