Methional
ALDRICH/W274711 - natural, ≥98%, FG
Synonym: 3-
CAS Number: 3268-49-3
Empirical Formula (Hill Notation): C4H8OS
Molecular Weight: 104.17
EC Number: 221-882-5
MDL Number: MFCD00007022
Linear Formula: CH3SCH2CH2CHO
Product Type: Chemical
12 Principles of Green Chemistry: Principle 7—A raw material or feedstock should be renewable rather than depleting whenever technically and economically practicable.
12 Principles of Green Chemistry: Principle 3—Less Hazardous Chemical Syntheses. This product manufacturing process was designed with lesser toxicity to human health and the environment.
| application(s) | flavors and fragrances |
| assay | ≥98% |
| bp | 165-166 °C (lit.) |
| density | 1.043 g/mL at 25 °C (lit.) |
| documentation | see Safety & Documentation for available documents |
| food allergen | no known allergens |
| grade | FG |
| Kosher | |
| natural | |
| greener alternative category | Aligned  , |
| greener alternative product characteristics | Less Hazardous Chemical Syntheses Use of Renewable Feedstocks Learn more about the Principles of Green Chemistry . |
| InChI | 1S/C4H8OS/c1-6-4-2-3-5/h3 |
| InChI key | CLUWOWRTHNNBBU-UHFFFAOYSA |
| organoleptic | creamy; earthy; vegetable; potato; tomato |
| refractive index | n |
| reg. compliance | EU Regulation 1334/2008 & 178/2002 |
| FDA 21 CFR 172.515 | |
| SMILES string | CSCCC=O |
| storage temp. | 2-8°C |
| sustainability | Greener Alternative Product |
| vapor density | >1 (vs air) |
| vapor pressure | 760 mmHg ( 165 °C) |
| Application: | The 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 apples, pineapple, and pear. |
| Biochem/physiol Actions: | Odor at 1% |
| Biochem/physiol Actions: | Taste at 0.5-1ppm |
| General description: | Natural occurence: Asparagus, baked potato, beer, cheddar cheese, cooked chicken, tomato and pumpkin |
| General description: | Methional is the main sulfur-containing flavor compound in potatoes. |
| General description: | We are committed to bringing you Greener Alternative Products, which adhere to one of the four categories of Greener Alternatives . This product is a Biobased products, showing key improvements in Green Chemistry Principles “Less Hazardous Chemical Syntheses” and “Use of Renewable Feedstock”. |
| Packaging: | 100, 500 g in poly bottle |
| Symbol |   GHS05,GHS06 |
| Signal word | Danger |
| Hazard statements | H302 + H332 - H311 - H315 - H317 - H318 - H412 |
| Precautionary statements | P273 - P280 - P301 + P312 + P330 - P302 + P352 + P312 - P304 + P340 + P312 - P305 + P351 + P338 + P310 |
| Hazard Codes | Xn |
| Risk Statements | 20/21/22-38-41-43-52/53 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 2785 6.1 / PGIII |
| WGK Germany | WGK 1 |
| Flash Point(F) | 165.2 °F - closed cup |
| Flash Point(C) | 74 °C - closed cup |
| Purity | ≥98% |
| bp | 165-166 °C (lit.) |
| Density | 1.043 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| Storage Temp. | 2-8°C |
| FEMA Number | 2747 |
| UNSPSC | 12164502 |