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Methanesulfonic acid (S)-3,5,5-trimethyl-4-oxo-cyclohex-2-enyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

76686-18-5

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76686-18-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 76686-18-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,6,8 and 6 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 76686-18:
(7*7)+(6*6)+(5*6)+(4*8)+(3*6)+(2*1)+(1*8)=175
175 % 10 = 5
So 76686-18-5 is a valid CAS Registry Number.

76686-18-5Relevant academic research and scientific papers

153. Synthese von optisch aktiven, natuerlichen Carotinoiden und strukturell verwandten Naturprodukten. IV. Synthese von (3R,3'R,6'R)-Lutein

Mayer, Hans,Ruettimann, August

, p. 1451 - 1455 (1980)

The synthesis of (3R,3'R,6'R)-lutein (19) according to the building principle C25+C15=C40 is reported utilizing (R)-4-hydroxy-2,6,6-trimethyl-2-cyclohexen-1-one (4) as a readily available key intermediate.

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