CAS 1401-20-3: C.I. Natural Yellow 5

Description: C.I. Natural Yellow 5, also known as Curcumin, is a natural pigment derived from the rhizome of the turmeric plant (Curcuma longa). It is characterized by its bright yellow color and is widely used as a food coloring agent, as well as in cosmetics and pharmaceuticals. Curcumin exhibits antioxidant, anti-inflammatory, and potential anticancer properties, making it a subject of interest in nutritional and medicinal research. The substance is soluble in organic solvents but has limited solubility in water, which can affect its bioavailability. Its stability can be influenced by factors such as pH, light, and temperature, which are important considerations in its application. Additionally, C.I. Natural Yellow 5 is generally recognized as safe (GRAS) when used in appropriate amounts, although some individuals may experience allergic reactions. Overall, its vibrant color and health benefits contribute to its popularity in various industries.

Formula: C₁₄H₁₆O₇

Synonyms:

• Carthamus yellow
• Natural Yellow 5
• Safflor yellow
• Safflower yellow
• Saffloweryellowcolour
• Saffron Alcoholic Solution For Microscopy
• Saffron For Microscopy
• San Yellow 2SFU
• Yellow Color TH-S
• Yellow safflower
• C.I. Natural Yellow 5

Safflower yellow

CAS: 1401-20-3

Safflower yellow, from Carthamus tinctorius flowers, used in Chinese medicine for heart and brain health.

• Formula: C₄₃H₄₄O₂₄
• Purity: ≥98%
• Color and Shape: Solid
• Molecular weight: 944.795

Carthamus yellow

CAS: 1401-20-3

Carthamus yellow is a colorant that is used as a food additive and in cosmetics. …

• Formula: C₁₄H₁₆O₇
• Purity: Min. 95%
• Color and Shape: Solid
• Molecular weight: 296.27 g/mol