rac-(2R*)-2-メチルブタン酸

45 mg/mL at 20 °C

1 ml in 1 ml 95% alcohol (in ethanol)

176.00 to 177.00 °C. @ 760.00 mm Hg

176 °C

Liquid

Solid

colourless to pale yellow liquid

839；842；838；866；890；890；818；818；815；869.5；818；830；819；861；818；846；813；842；829；896

886.2；850；878；846；867；875；873；878；879；846；870；876；868；857；876；854；846；858；872；838

1682；1657；1660；1648；1660；1687；1693；1658；1683；1682；1671；1700；1706；1662；1703；1675；1657；1686；1655；1705

This chemical does not meet GHS hazard criteria for < 0.1% (1 of 1864) of reports.

Danger

H302 (99.8%): Harmful if swallowed [Warning Acute toxicity, oral]；H312 (99.8%): Harmful in contact with skin [Warning Acute toxicity, dermal]；H314 (> 99.9%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]；H318 (83.6%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

P260, P264, P264+P265, P270, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P330, P362+P364, P363, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 1864 reports by companies from 20 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.；Reported as not meeting GHS hazard criteria per 1 of 1864 reports by companies.；There are 19 notifications provided by 1863 of 1864 reports by companies with hazard statement code(s).；Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Chemical: Butanoic acid, 2-methyl-

Regulation (EC) No 1831/2003 (amended)

Butanoic acid, 2-methyl- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Butanoic acid, 2-methyl- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)

Status: Active Update: 24-11-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/24166

2-Methylbutyric acid: Does not have an individual approval but may be used under an appropriate group standard

Met. Corr. 1 (100%)；Acute Tox. 4 (100%)；Acute Tox. 4 (100%)；Skin Corr. 1C (100%)；Eye Dam. 1 (100%)

Acute Tox. 4 (99.8%)；Acute Tox. 4 (99.8%)；Skin Corr. 1B (> 99.9%)；Eye Dam. 1 (83.6%)

Chemical: Butanoic acid, 2-methyl-

Regulation (EC) No 1831/2003 (amended)

Butanoic acid, 2-methyl- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Butanoic acid, 2-methyl- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)

Status: Active Update: 24-11-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/24166

2-Methylbutyric acid: Does not have an individual approval but may be used under an appropriate group standard

Fragrance Ingredients

Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes

Flavoring Agents -> JECFA Flavorings Index

Agriculture, Forestry, Fishing and Hunting；Petroleum Lubricating Oil and Grease Manufacturing；All Other Basic Organic Chemical Manufacturing

Butanoic acid, 2-methyl-: ACTIVE