1.04106

Glycolic acid

for analysis EMSURE^® Reag. Ph Eur

• Synonym(s): Glycolic acid, Hydroxyacetic acid
• Empirical Formula (Hill Notation): C₂H₄O₃
• CAS Number: 79-14-1
• Molecular Weight: 76.05
• MDL number: MFCD00004312
• UNSPSC Code: 12352106
• EC Index Number: 201-180-5
• NACRES: NA.21

Properties

• vapor pressure: 10.8 hPa ( 80 °C)
• Quality Level: 300
• product line: EMSURE^®
• Assay: ≥99.5% (acidimetric)
• form: solid
• potency: 2040 mg/kg LD₅₀, oral (Rat)
• impurities: ≤0.5% Water (Karl Fischer)
• pH: 2 (20 °C, 50 g/L in H₂O)
• bp: 100 °C (decomposition)
• mp: 74-78 °C
• transition temp: flash point >300 °C (decomposition)
• solubility: water: soluble at 20 °C
• density: 1.49 g/cm³ at 25 °C
• bulk density: 600 kg/m³
• cation traces: Fe: ≤5 ppm; heavy metals (as Pb): ≤10 ppm
• storage temp.: 2-30°C
• InChI: 1S/C2H4O3/c3-1-2(4)5/h3H,1H2,(H,4,5)
• InChI key: AEMRFAOFKBGASW-UHFFFAOYSA-N

Description

Application

• An Overview of Poly(lactic-co-glycolic) Acid (PLGA)-Based Biomaterials for Bone Tissue Engineering: Discusses the synthesis and physicochemical characteristics of PLGA composites containing glycolic acid (P Gentile, V Chiono, I Carmagnola - International Journal of Molecular Sciences, 2014). Read more.

Analysis Note

Assay (acidimetric): ≥ 99.5 %
Identity (IR): passes test
Melting range (lower value): ≥ 75 °C
Melting range (upper value): ≤ 79 °C
Heavy metals (as Pb): ≤ 10 ppm
Iron (Fe): ≤ 5 ppm
Water (K. F.): ≤ 0.50 %

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Pictograms: GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H314 - H332
• Precautionary Statements: P260 - P271 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Inhalation - Eye Dam. 1 - Skin Corr. 1B
• Storage Class Code: 8A - Combustible, corrosive hazardous materials
• WGK: WGK 1
• Flash Point(F): 572.0 °F - (decomposition)
• Flash Point(C): > 300 °C - (decomposition)