Tiglic aldehyde
ALDRICH/192619 - ≥96%
Synonym: (E)-2-Methylbut-2-enal; trans-2,3-Dimethylacrolein; trans-2-Methyl-2-butenal; Tiglinaldehyde
CAS Number: 497-03-0
Empirical Formula (Hill Notation): C5H8O
Molecular Weight: 84.12
MDL Number: MFCD00006977
Linear Formula: CH3CH=C(CH3)CHO
Product Type: Chemical
| assay | ≥96% |
| bp | 116-119 °C/752 mmHg (lit.) |
| density | 0.869 g/mL at 20 °C |
| 0.871 g/mL at 25 °C (lit.) | |
| form | liquid |
| functional group | aldehyde |
| InChI | 1S/C5H8O/c1-3-5(2)4-6/h3- |
| InChI key | ACWQBUSCFPJUPN-HWKANZROSA |
| Quality Level | 100 ![]() |
| refractive index | n |
| SMILES string | CC=C(/C)C=O |
| Application: | Tiglic aldehyde was used in the concise total synthesis of 7-demethylpiericidin A1. It was used as starting reagent during the synthesis of: • alkyl-branched tetraene hydrocarbons, pheromone component for dried fruit beetle • E,E-2,4-dimethyl-2,4-hexa dienal, volatile constituents of the defensive secretions of Leiobunum nigripalpi • 4-methyl-2,4-hexadiene-1-ol |
| Packaging: | 5, 25 g in glass bottle |
| Symbol | ![]() GHS02,GHS07 |
| Signal word | Danger |
| Hazard statements | H225 - H315 - H319 - H335 |
| Precautionary statements | P210 - P233 - P240 - P241 - P303 + P361 + P353 - P305 + P351 + P338 |
| Hazard Codes | Xi |
| Risk Statements | 10-36/37/38 |
| Safety Statements | 26 |
| RIDADR | UN 1989BE 3 / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 69.8 °F - closed cup |
| Flash Point(C) | 21 °C - closed cup |
| Purity | ≥96% |
| bp | 116-119 °C/752 mmHg (lit.) |
| Density | 0.869 g/mL at 20 °C; 0.871 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |



