Synonyms: 3-(Methylthio)propionaldehyde; 3-(Methylthio)propanal; 3-(Methylmercapto)propionaldehyde; 3-(Methylthio)propanal; Methional; NSC 15874
CAS Number: 3268-49-3
Formula: C4H8OS
Formula Weight: 104.17
Linear Formula: CH3SCH2CH2CHO
MDL No.: MFCD00007022
Purity: 0.98
Boiling Point: 165-166 C(lit.)
Density: 1.043 g/mL at 25 C(lit.)
Refractive Index: n20/D 1.483(lit.); n20/D 1.483
Storage: 2-8C
Beilstein Registry Number: 1739289
FEMA Number: 2747
EC Number: 221-882-5
UNSPSC Code: 12164502
General description: Methional is the main sulfur-containing flavor compound in potatoes.
General description: Natural occurence: Asparagus, baked potato, beer, cheddar cheese, cooked chicken, tomato and pumpkin
Application: Reactant involved in: . Homolytic cross-coupling reactions. Oxidative coupling and chemoselective oxidation. Intermolecular alkyne hydroacylation reactions. Oxidation of sulfides to sulfoxides
Application: The toothsome nature of this compound will complement many savory flavors, including cooked vegetables like potato, muchroom, tomato, sauerkraut, asparagus, and onion; chicken, pork, bacon, fish, beef, stew, broth and gravy; soy sauce; and some aged cheeses, especially cheddar. At very low levels it will add an appetizing, cooked quality to fruits like apple, pineapple and pear.
Biochem/physiol Actions: Taste at 0.5-1ppm
Biochem/physiol Actions: Odor at 1%
RIDADR: UN 2785 6.1 / PGIII
WGK Germany: 1
Flash Point(F): 165.2 F
Flash Point(C): 74 C
R Codes: 20/21/22-38-41-43-52/53
S Codes: 26-36/37/39-45
IOD Codes: Xn
Symbol: GHS05, GHS06
Signal Word: Danger
Hazard Statements: H302 + H332-H311-H315-H317-H318-H412
Precautionary statements: P261-P273-P280-P302 + P352 + P312-P305 + P351 + P338 + P310