Description

Safflor Yellow (A) CAS NO 85532-77-0 is a high-purity, natural flavonoid compound primarily extracted from the florets of *Carthamus tinctorius* L. (Safflower). This compound is valued for its potent bioactive properties, serving as a critical reference standard and active ingredient. It is essential for industries requiring precise analytical markers and natural functional additives. Key sectors include pharmaceutical research, nutraceutical development, and high-grade food coloring.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for the quality control and quantification of safflower extracts in herbal medicines and finished products.
• Nutraceutical Formulations: Incorporated into dietary supplements and functional foods for its associated antioxidant and bioactive benefits.
• Natural Food Colorant: Provides a stable yellow hue in high-value food and beverage products, catering to clean-label demands.
• Cosmetic & Skincare Ingredients: Utilized in serums and creams for its potential skin-brightening and anti-inflammatory properties.
• Biomedical Research: Serves as a key compound in pharmacological studies investigating anti-inflammatory, neuroprotective, and cardioprotective mechanisms.
• Traditional Medicine: Used in the standardization of safflower-based preparations in Traditional Chinese Medicine (TCM) and other herbal systems.

Basic Information

Product Name	Safflor Yellow (A)
CAS No.	85532-77-0
Molecular Formula	C27H32O16
Molecular Weight	612.53 g/mol
Synonyms	Safflor Yellow A; Carthamin Yellow A; Hydroxysafflor Yellow A (Note: Often confused but distinct); 6-Hydroxykaempferol 3,6-di-O-glucoside; Kaempferol 3-O-β-rutinoside-6″-O-β-glucopyranoside; Natural Yellow 5; Safflower Yellow A; Carthamus yellow pigment A
EINECS	Contact for details

Quality Control

Our Safflor Yellow (A) is manufactured under strict quality management systems. Each batch is tested to ensure high purity and consistency, meeting the requirements for use as an analytical standard. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	Yellow to orange-yellow powder
Identification (HPLC)	Conforms to reference standard
Identification (UV)	Conforms to reference standard
Assay (HPLC)	≥95.0%
Loss on Drying	≤5.0%
Residue on Ignition	≤1.0%
Heavy Metals (as Pb)	≤20 ppm
Solvent Residues	Meets ICH guidelines

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.