(+/-)-(1R,3S)-m-menthan-8-ol, also known as menthol, is a naturally occurring organic compound derived from mint oils, particularly peppermint and cornmint. It is a chiral molecule with a unique structure, featuring a cyclohexane ring and two chiral centers at positions 1 and 3. Menthol is known for its cooling and analgesic properties, which are attributed to its ability to activate cold-sensitive receptors in the skin and mucous membranes. (+/-)-(1R,3S)-m-menthan-8-ol is widely used in various applications, such as pharmaceuticals, cosmetics, and food products, due to its refreshing and soothing effects.
The CAS Registry Mumber 5208-54-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,2,0 and 8 respectively; the second part has 2 digits, 5 and 4 respectively. Calculate Digit Verification of CAS Registry Number 5208-54: (6*5)+(5*2)+(4*0)+(3*8)+(2*5)+(1*4)=78 78 % 10 = 8 So 5208-54-8 is a valid CAS Registry Number.