Pyruvaldehyde solution
ALDRICH/W296902 - 40 wt. % in H2O
Synonym: Methylglyoxal solution; Acetylformaldehyde; Pyruvaldehyde; Pyruvic aldehyde
CAS Number: 78-98-8
Empirical Formula (Hill Notation): C3H4O2
Molecular Weight: 72.06
MDL Number: MFCD00006960
Linear Formula: CH3COCHO
Product Type: Chemical
| application(s) | flavors and fragrances |
| biological source | synthetic |
| concentration | 40 wt. % in H2O |
| density | 1.178 g/mL at 25 °C |
| documentation | see Safety & Documentation for available documents |
| food allergen | no known allergens |
| grade | Halal |
| InChI | 1S/C3H4O2/c1-3(5)2-4/h2H, |
| InChI key | AIJULSRZWUXGPQ-UHFFFAOYSA |
| organoleptic | caramel |
| refractive index | n |
| SMILES string | [H]C(=O)C(C)=O |
| storage temp. | 2-8°C |
| Disclaimer: | For R&D or non-EU Food use. Not for retail sale. |
| General description: | Pyruvaldehyde solution may be used along with ammonium salts to prepare aqueous solutions that mimic atmospheric aerosol compositions to study the formation of absorbing secondary organic materials. |
| Packaging: | 1 kg in glass bottle |
| Packaging: | 10 kg in poly drum |
| Packaging: | 100, 500 g in glass bottle |
| Symbol |    GHS05,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H290 - H317 - H318 - H341 |
| Precautionary statements | P202 - P234 - P280 - P302 + P352 - P305 + P351 + P338 - P308 + P313 |
| Hazard Codes | Xn |
| Risk Statements | 22-36 |
| Safety Statements | 26 |
| RIDADR | UN 3265 8 / PGIII |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Density | 1.178 g/mL at 25 °C |
| Refractive Index | n |
| Storage Temp. | 2-8°C |
| FEMA Number | 2969 |
| UNSPSC | 12164502 |