Identification | More | [Name]
ANGELIC ACID | [CAS]
565-63-9 | [Synonyms]
2-METHYLISOCROTONIC ACID ANGELIC ACID (Z)-2-METHYL-2-BUTENOIC ACID (Z)-2-Methyl-2-butensαure (Z)-2-Methylcrotonsαure 2-Butenoic acid, 2-methyl-, (Z)- 2-Butenoicacid,2-methyl-,(2Z)- 2-Butenoicacid,2-methyl-,(Z)- 2-Methyl-2-butenoic acid, cis 2-methyl-cis-crotonicacid Angelicasαure cis-2,3-dimethylacrylicacid cis-2-Methyl-2-butenoic acid cis-2-Methyl-2-butenoicacid cis-α,β-Dimethylacrylicacid Crotonic acid, 2-methyl-, (Z)- Crotonicacid,2-methyl-,(Z)- 2-methyl-2-butenoic acid(Z) Etiproston ANGELIC ACID(RG) | [EINECS(EC#)]
209-284-2 | [Molecular Formula]
C5H8O2 | [MDL Number]
MFCD00002654 | [Molecular Weight]
100.12 | [MOL File]
565-63-9.mol |
Chemical Properties | Back Directory | [Melting point ]
44°C | [Boiling point ]
96 °C / 12mmHg | [density ]
1.010 | [refractive index ]
nD47 1.4434 | [Fp ]
96℃ | [storage temp. ]
Refrigerator | [solubility ]
almost transparency in Methanol | [form ]
powder to crystal | [pka]
pK (25°) 4.30 | [color ]
White to Light yellow | [Odor]
at 100.00 %. spicy | [Odor Type]
spicy | [Merck ]
646 | [Stability:]
Light Sensitive | [InChIKey]
UIERETOOQGIECD-ARJAWSKDSA-N | [LogP]
1.076 (est) | [CAS DataBase Reference]
565-63-9(CAS DataBase Reference) |
Safety Data | Back Directory | [Risk Statements ]
R34:Causes burns. | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . S36/37/39:Wear suitable protective clothing, gloves and eye/face protection . | [RIDADR ]
3261 | [HazardClass ]
8 | [PackingGroup ]
II | [HS Code ]
29161900 |
Hazard Information | Back Directory | [Chemical Properties]
White to light yellow crystal-powder | [Uses]
Flavoring extracts. | [Definition]
ChEBI: The (Z)-isomer of 2-methylbut-2-enoic acid. It is found in plant species of the family Apiaceae. | [Synthesis]
Among many methods know n, one uses 2-Hydroxy-2-buty ronitrile to produce Tiglic acid, from which Angelic can be made by Bromine treatment. Another method goes directly from alpha-H ydroxy-alphu-me~h ylbutyric acid which by dehydration yields Angelic acid, or a mixture of Angelic and Tiglic acids. |
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