Methyl butyrate
ALDRICH/W269328 - natural, ≥98%, FG
Synonym: Butanoic acid methyl ester; Butyric acid methyl ester; Methyl butanoate
CAS Number: 623-42-7
Empirical Formula (Hill Notation): C5H10O2
Molecular Weight: 102.13
EC Number: 210-792-1
MDL Number: MFCD00009391
Linear Formula: CH3CH2CH2COOCH3
Product Type: Chemical
| agency | follows IFRA guidelines |
| meets purity specifications of JECFA | |
| application(s) | flavors and fragrances |
| assay | ≥98% |
| bp | 102-103 °C (lit.) |
| density | 0.898 g/mL at 25 °C (lit.) |
| documentation | see Safety & Documentation for available documents |
| expl. lim. | 3.5 % |
| food allergen | no known allergens |
| fragrance allergen | no known allergens |
| grade | FG |
| Fragrance grade | |
| Halal | |
| 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/C5H10O2/c1-3-4-5(6)7-2 |
| InChI key | UUIQMZJEGPQKFD-UHFFFAOYSA |
| organoleptic | apple; ethereal |
| Quality Level | 300 ![]() |
400 ![]() |
|
| refractive index | n |
| reg. compliance | EU Regulation 1223/2009 |
| EU Regulation 1334/2008 & 178/2002 | |
| FDA 21 CFR 172.515 | |
| SMILES string | CCCC(=O)OC |
| sustainability | Greener Alternative Product |
| vapor density | 3.5 (vs air) |
| vapor pressure | 40 mmHg ( 30 °C) |
| General description: | We are committed to bringing you greener alternative products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product is Biobased and thus aligns with "Less Hazardous Chemical Syntheses" and "Use of Renewable Feedstocks". |
| Packaging: | 1 kg in glass bottle |
| Packaging: | 100 g in glass bottle |
| Packaging: | 4 kg in steel drum |
| Symbol | GHS02 |
| Signal word | Danger |
| Hazard statements | H225 |
| Precautionary statements | P210 - P403 + P235 |
| Hazard Codes | F |
| Risk Statements | 11 |
| Safety Statements | 9-16-29-33 |
| RIDADR | UN1237 - class 3 - PG 2 - Methyl butyrate |
| WGK Germany | WGK 2 |
| Flash Point(F) | 57.2 °F - closed cup |
| Flash Point(C) | 14.0 °C - closed cup |
| Purity | ≥98% |
| bp | 102-103 °C (lit.) |
| Density | 0.898 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| FEMA Number | 2693 |
| UNSPSC | 12164502 |


