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8.04104

Sigma-Aldrich

Glycolic acid

for synthesis

Synonym(s):

Glycolic acid, Hydroxyacetic acid

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About This Item

Empirical Formula (Hill Notation):
C2H4O3
CAS Number:
Molecular Weight:
76.05
MDL number:
UNSPSC Code:
12352106
EC Index Number:
201-180-5
NACRES:
NA.22

vapor pressure

10.8 hPa ( 80 °C)

Quality Level

Assay

≥99% (acidimetric)

form

solid

potency

2040 mg/kg LD50, oral (Rat)

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

storage temp.

2-30°C

InChI

1S/C2H4O3/c3-1-2(4)5/h3H,1H2,(H,4,5)

InChI key

AEMRFAOFKBGASW-UHFFFAOYSA-N

Related Categories

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): ≥ 99.0 %
Melting range (lower value): ≥ 74 °C
Melting range (upper value): ≤ 79 °C
Identity (IR): passes test

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

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)


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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