Name | Methyl 3-(methylthio)propionate |
Synonyms | FEMA 2720 RARECHEM AL BF 0161 Methyl 4-thiapentanoate METHYL BETA-METHIOPROPIONATE Methyl 3-methylthiopropionate METHYL 3-(METHYLTHIO)PROPIONATE Methyl 3-(methylthio)propionate Methyl-3-(methylthio) propionate METHYL-BETA-METHYLTHIOPROPIONATE Methyl beta-methylthiopropionate METHYL 3-(METHYLMERCAPTO)PROPIONATE methyl 3-(methylsulfanyl)propanoate METHYL BETA-METHYLMERCAPTO PROPIONATE Methyl beta-methylmercapto propionate 3-METHYLTHIOPROPIONIC ACID METHYL ESTER 3-(Methylmercapto)-propionic acid methyl ester Methyl 3-(methylmercapto)propionate~3-(Methylthio)propionic acid methyl ester |
CAS | 13532-18-8 |
EINECS | 236-883-6 |
InChI | InChI=1/C5H10O2S/c1-7-5(6)3-4-8-2/h3-4H2,1-2H3 |
Molecular Formula | C5H10O2S |
Molar Mass | 134.2 |
Density | 1.077 g/mL at 25 °C (lit.) |
Boling Point | 74-75 °C/13 mmHg (lit.) |
Flash Point | 162°F |
JECFA Number | 472 |
Vapor Presure | 0.735mmHg at 25°C |
Appearance | Liquid |
Color | Clear colorless |
BRN | 1745077 |
Refractive Index | n20/D 1.465(lit.) |
Physical and Chemical Properties | Colorless to light yellow liquid, with pineapple aroma. The boiling point of 74~75 degrees C (1733Pa). Very difficult to dissolve in water, soluble in ethanol. |
Use | Used as food flavor |
Safety Description | S23 - Do not breathe vapour. S24/25 - Avoid contact with skin and eyes. |
UN IDs | UN 3334 |
WGK Germany | 3 |
TSCA | Yes |
HS Code | 29309070 |
Raw Materials | methylacrylate |
FEMA | 2720 | METHYL 3-METHYLTHIOPROPIONATE |
NIST chemical information | information provided by: webbook.nist.gov (external link) |
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
content analysis | was determined by gas-liquid chromatography (GT-10-4) using a non-polar column. |
toxicity | GRAS(FEMA). Be safe for use in food (FDA,§ 172.515,2000). |
usage limit | FEMA(mg/kg): Beverage 0.35; Ice cream 0.37; Candy 0.74; Baked goods 1.0; syrup 0.05. Moderate limits (FDA,§ 172.515,2000). |
Use | GB 2760-1996 specifies the permitted use of flavorants. use as food flavor |
production method | results from the condensation of methyl acrylate with methyl mercaptan in the presence of sodium methoxide. It is converted by the reaction of sodium methylthio with methyl iodopropionate. |