5,6-Dimethoxyphthalaldehydic acid
Names
[ CAS No. ]:
519-05-1
[ Name ]:
5,6-Dimethoxyphthalaldehydic acid
[Synonym ]:
Opianic acid
o-Veratric acid,6-formyl
EINECS 208-261-4
MFCD00039572
2-carboxy-3,4-dimethoxybenzaldehyde
5,6-dimethoxy-2-formylbenzoic acid
6-formyl-2,3-dimethoxy-benzoic acid
5,6-Dimethoxyphthalaldehydic acid
2-formyl-5,6-dimethoxybenzoic acid
Chemical & Physical Properties
[ Density]:
1.3 g/cm3
[ Boiling Point ]:
386.3ºC at 760 mmHg
[ Melting Point ]:
145-148°C
[ Molecular Formula ]:
C10H10O5
[ Molecular Weight ]:
210.18300
[ Flash Point ]:
155.1ºC
[ Exact Mass ]:
210.05300
[ PSA ]:
72.83000
[ LogP ]:
1.21450
[ Index of Refraction ]:
1.573
Safety Information
[ Hazard Codes ]:
Xi
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
S26-S36
[ HS Code ]:
2918990090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2918990090
[ Summary ]:
2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%