Chloroacetic acid
SIAL/36544 - PESTANAL®, analytical standard
Synonym: Monochloroacetic acid
CAS Number: 79-11-8
Empirical Formula (Hill Notation): C2H3ClO2
Molecular Weight: 94.50
EC Number: 201-178-4
MDL Number: MFCD00002683
Linear Formula: ClCH2COOH
Product Type: Chemical
| application(s) | agriculture environmental |
| assay | 98-100% (HPLC) |
| bp | 189 °C (lit.) |
| format | neat |
| grade | analytical standard |
| InChI | 1S/C2H3ClO2/c3-1-2(4)5/h1 |
| InChI key | FOCAUTSVDIKZOP-UHFFFAOYSA |
| mp | 60-63 °C (lit.) |
| product line | PESTANAL® |
| Quality Level | 100  |
| shelf life | limited shelf life, expiry date on the label |
| SMILES string | OC(=O)CCl |
| technique(s) | gas chromatography (GC): suitable |
| HPLC: suitable | |
| vapor density | 3.26 (vs air) |
| vapor pressure | 0.75 mmHg ( 20 °C) |
| Application: | Chloroacetic acid may be used as an analytical reference standard for the analysis of chloroacetic acid in: • Natural waters by ion chromatography-electrospr • Bottled water, swimming pool water, and both source water and drinking water from a drinking water facility by high performance IC-ESI-MS/MS with multiple reaction monitoring (MRM) detection. • Tap water by gas chromatography-mass spectrometry (GC-MS). • Drinking water by GC coupled to halogen-specific detector equipped with MS operating under the electron ionization mode. |
| Application: | Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. |
| General description: | Chloroacetic acid belongs to the class of haloacetic acid compounds. |
| General description: | Chloroacetic acid is the degradation product of the herbicide, chloroacetanilide. |
| Legal Information: | PESTANAL is a registered trademark of Sigma-Aldrich International GmbH |
| Symbol |    GHS05,GHS06,GHS09 |
| Signal word | Danger |
| Hazard statements | H301 + H311 + H331 - H314 - H335 - H400 |
| Precautionary statements | P260 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
| Hazard Codes | T,N |
| Risk Statements | 23/24/25-34-50 |
| Safety Statements | 26-36/37/39-45-61-63 |
| RIDADR | UN 1751 8(6.1) / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 258.8 °F - closed cup |
| Flash Point(C) | 126 °C - closed cup |
| Purity | 98-100% (HPLC) |
| bp | 189 °C (lit.) |
| mp | 60-63 °C (lit.) |
| UNSPSC | 41116107 |