(1RS,3SR,5RS)-m-menthan-5-ol, also known as menthol, is a naturally occurring monoterpene alcohol and a waxy, crystalline substance that is derived from mint oils, particularly peppermint and cornmint. It is widely used in pharmaceuticals, confectionery, cosmetics, and toiletries due to its cooling and anesthetic properties. Menthol is known for its ability to provide a refreshing sensation when applied to the skin or ingested, and it is commonly used to relieve minor throat irritation and as a flavoring agent in various products. The chemical structure of menthol, with its three chiral centers, contributes to its unique properties and effects.
The CAS Registry Mumber 10488-20-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,0,4,8 and 8 respectively; the second part has 2 digits, 2 and 0 respectively. Calculate Digit Verification of CAS Registry Number 10488-20: (7*1)+(6*0)+(5*4)+(4*8)+(3*8)+(2*2)+(1*0)=87 87 % 10 = 7 So 10488-20-7 is a valid CAS Registry Number.