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1,4-Naphthalenediol, 5-methoxy-, also known as 5-methoxy-1,4-naphthoquinone or Lawsone, is a naturally occurring organic compound with the chemical formula C11H10O3. It is a yellow crystalline solid that is derived from the henna plant (Lawsonia inermis) and is widely used in the food, cosmetic, and pharmaceutical industries. Lawsone exhibits various properties, such as antioxidant, antimicrobial, and anti-inflammatory activities, making it a valuable compound for various applications. It is also known for its ability to bind to keratin, which is why it is used as a natural hair dye, particularly in henna-based products. The compound's structure consists of a naphthalene ring with a hydroxyl group at the 1 and 4 positions and a methoxy group at the 5 position, contributing to its unique chemical and biological properties.

61836-37-1

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61836-37-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 61836-37-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,8,3 and 6 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 61836-37:
(7*6)+(6*1)+(5*8)+(4*3)+(3*6)+(2*3)+(1*7)=131
131 % 10 = 1
So 61836-37-1 is a valid CAS Registry Number.

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