2-amino-3,4-dihydroxy-benzoic acid, also known as 2-aminogallic acid, is an organic compound with the chemical formula C7H7NO5. It is a derivative of benzoic acid, featuring an amino group at the 2-position, and hydroxyl groups at the 3 and 4 positions. 2-amino-3,4-dihydroxy-benzoic acid is a white crystalline solid that is soluble in water and slightly soluble in ethanol. It is an important intermediate in the synthesis of various pharmaceuticals, dyes, and other chemical products. 2-amino-3,4-dihydroxy-benzoic acid is also a key component in the production of gallic acid derivatives, which have applications in the food, cosmetic, and pharmaceutical industries.
The CAS Registry Mumber 5690-01-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,6,9 and 0 respectively; the second part has 2 digits, 0 and 1 respectively. Calculate Digit Verification of CAS Registry Number 5690-01: (6*5)+(5*6)+(4*9)+(3*0)+(2*0)+(1*1)=97 97 % 10 = 7 So 5690-01-7 is a valid CAS Registry Number.