Hyaluronicacid（HA-THM） , Molecular weight ≥1.8mda , 9067-32-7

Synonym(s):
Poly(β-glucuronic acid-[1→3]-β-N-acetylglucosamine-[1→4]), alternating;Sodium hyaluronate

CAS NO.：9067-32-7

Empirical Formula: C14H22NNaO11

Molecular Weight: 403.31

MDL number: MFCD00875848

EINECS: 618-620-0

PRODUCT Properties

• Melting point: >209°C (dec.)
• alpha: D25 -74° (c = 0.25 in water): Rapport et al., J. Am. Chem. Soc. 73, 2416 (1951)
• storage temp.: -20°C
• solubility: H₂O: 5 mg/mL, clear, colorless
• form: Powder
• color: White to cream
• PH: pH(2g/l,25℃) : 5.5～7.5
• Water Solubility: SOLUBLE
• Merck: 13,4776
• Stability: Stable. Incompatible with strong oxidizing agents.
• InChIKey: MAKUBRYLFHZREJ-JWBQXVCJSA-M
• SMILES: [C@@H]1(O[C@H]2[C@H](O)[C@H]([C@H](O)O[C@@H]2C(=O)[O-])O)O[C@H](CO)[C@@H](O)C[C@H]1NC(=O)C.[Na+] |&1:0,2,3,5,6,9,15,18,21,r|
• LogP: -6.623 (est)

Description and Uses

sodium hyaluronate is used as a humectant to increase moisture in the skin, it may also serve as an emulsifier. Sodium hyaluronate is capable of binding 1,800 times its own weight in water. It is the sodium salt of hyaluronic acid and is the most commonly used form.

Safety

• Hazard Codes: B,Xi
• Risk Statements: 36/37/38
• Safety Statements: 22-24/25-36/37/39-27-26
• WGK Germany: 3
• RTECS: MT7250000
• F: 3-10
• HS Code: 39139000
• Toxicity: LD50 oral in rabbit: > 1gm/kg