| Identification | More | [Name]
3,4-Dimethylbenzoic acid | [CAS]
619-04-5 | [Synonyms]
3,4-DIMETHYLBENZOIC ACID
AKOS BBS-00007820
ASYM-O-XYLYLIC ACID
O-XYLENE-4-CARBOXYLIC ACID
RARECHEM AL BO 0330
1-Carboxy-3,4-dimethylbenzene
3,4-dimethyl-benzoicaci
Benzoic acid, 3,4-dimethyl-(7CI,8CI,9CI)
3,4-DIMETHYLBENZOICAICD
Xylylic acid | [EINECS(EC#)]
210-576-7 | [Molecular Formula]
C9H10O2 | [MDL Number]
MFCD00002524 | [Molecular Weight]
150.17 | [MOL File]
619-04-5.mol |
| Safety Data | Back Directory | [Hazard Codes ]
Xi,Xn | [Risk Statements ]
R36/37/38:Irritating to eyes, respiratory system and skin .
R22:Harmful if swallowed. | [Safety Statements ]
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
S37/39:Wear suitable gloves and eye/face protection .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . | [WGK Germany ]
3
| [RTECS ]
DG8734020
| [TSCA ]
Yes | [HS Code ]
29163900 |
| Raw materials And Preparation Products | Back Directory | [Raw materials]
Benzeneacetaldehyde, 3,4-dimethyl-α-oxo--->3,4-Dimethyl-cyclohex-3-enecarboxylic acid-->{3,4-Me2C6H3N2}{BF4}-->2,3-Dimethylbenzoic acid-->2,4-Dimethylbenzoic acid-->3',4'-Dimethylacetophenone-->Formic acid | [Preparation Products]
Vadimezan-->isoindoline-5-carboxylic acid-->METHYL ISOINDOLINE-5-CARBOXYLATE-->Methyl 3,4-dimethylbenzoate-->1,2-Benzenedicarboxylic acid, 4,5-dimethyl--->1(3H)-ISOBENZOFURANONE, 5-FLUORO--->2-Methyl-1,4-benzenedicarboxylic acid |
| Hazard Information | Back Directory | [Chemical Properties]
white to beige crystalline powder | [Definition]
ChEBI: A dimethylbenzoic acid in which the two methyl groups are located at positions 3 and 4. | [Purification Methods]
Crystallise it from EtOH or H2O (m 168-168.5o), and sublime it in vacuo. The phenyl ester has m 68o (from EtOH or pet ether) and b 155-157o/2mm. [Beilstein 9 II 353, 9 III 2441, 9 IV 1803.] |
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