689-82-7 Usage
General Description
CIS-BUTENEDIOIC ACID MONOPOTASSIUM SALT, also known as potassium fumarate, is a chemical compound that is commonly used as a food additive and preservative. It is the potassium salt of fumaric acid, which is a naturally occurring organic acid found in various fruits and vegetables. Potassium fumarate is typically used to adjust the acidity of foods, enhance flavor, and prevent spoilage by inhibiting the growth of bacteria and fungi. It is also used in the pharmaceutical industry as an ingredient in certain medications and as a component in the production of synthetic resins. Additionally, potassium fumarate has applications in the manufacturing of plastics, adhesives, and other industrial products.
Check Digit Verification of cas no
The CAS Registry Mumber 689-82-7 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 6,8 and 9 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 689-82:
(5*6)+(4*8)+(3*9)+(2*8)+(1*2)=107
107 % 10 = 7
So 689-82-7 is a valid CAS Registry Number.
InChI:InChI=1/C4H4O4.K/c5-3(6)1-2-4(7)8;/h1-2H,(H,5,6)(H,7,8);/b2-1-;
