# US 4,400,390 A · Methyl-thio-2-methyl-2-pentenoates

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 4,400,390 A
- Document ID: US4400390A
- Status: Granted
- Kind: A
- Application number: 06/318,429
- Filed: 1981-11-05
- Granted: 1983-08-23
- Earliest claimed: 1981-11-05
- Assignees: International Flavors & Fragrances Inc.
- Inventors: Alan O. Pittet; Ranya Muralidhara; Manfred H. Vock
- Web page: https://patentgrep.com/patent/US4400390A

## CPC

- A23G 3/36: characterised by the composition {containing organic or inorganic compounds}
- A23G 4/06: characterised by the composition {containing organic or inorganic compounds}
- A23L 27/2022: {containing sulfur}
- C07C 327/00: Thiocarboxylic acids
- A23G: COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
- A23L: FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF (preservation thereof A23B)
- C07C: ACYCLIC OR CARBOCYCLIC COMPOUNDS

## Abstract

Described are cis isomers, trans isomers and mixtures of cis and trans isomers of methyl-thio-2-methyl-2-pentenoate defined according to one of the structures: ##STR1## wherein the wavy lines represent "cis" and "trans" configurations of methyl, ethyl and methylthiocarboxy moieties around the carbon-carbon double bond; ##STR2## and uses of such methyl-thio-2-methyl-2-pentenoates in augmenting or enhancing the aroma or taste of foodstuffs, chewing gums, medicinal products or toothpastes.

## Claims

### Claim 1

Methyl-thio-2-methyl-2-pentenoate defined according to the structure: ##STR28## wherein the wavy lines represent covalent bonds juxtaposed in a "cis" or "trans" configuration around the carbon-carbon double bond of the structure.

### Claim 2 (depends on 1)

The compound of claim 1 having the structure: ##STR29##

### Claim 3 (depends on 1)

The compound of claim 1 having the structure: ##STR30##

### Claim 4

A mixture of compounds having the structures: ##STR31##