5,6-Dimethoxyphthalaldehydic acid

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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

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 4-(dimethoxymethyl)-1,2-dimethoxybenzene
  • veratraldehyde
  • Noscapine
  • α-Narcotine
  • β-Hydrastin
  • Meconine
  • Carbon dioxide
  • 6-hydroxymethyl-2,3-dimethoxy-benzoic acid dimethylamide

DownStream

  • veratraldehyde
  • 1,3-Isobenzofurandione,4,5-dimethoxy-
  • Veratric acid
  • Isovanillin
  • protocatechuic acid
  • Opinaizide
  • methyl 7,8-dihydroxy-1-oxoisochromene-3-carboxylate
  • 7-hydroxy-6-methoxyphthalide
  • Meconine
  • 1,2-Benzenedicarboxylicacid, 3,4-dimethoxy-

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%

Related Compounds

  • 5,6-dimethoxyphthalaldehydic acid
  • 5,6-Dimethoxyphthalaldehydic acid isonicotinoylhydrazone
  • 5,6-DIMETHOXYPICOLINIC ACID
  • 5,6-dihydroxyretinoic acid methyl ester
  • 5,6-Dichloronicotinic acid
  • 5,6-Difluoropyridine-3-boronic acid pinacol ester
  • 2-Chloro-5-(trifluoromethyl)quinoxaline
  • 1,1-Difluorobutan-2-amine hydrochloride
  • (3Z)-2,5,6,7,8,9-hexahydro-1H-azonin-2-one
  • (4aS,7R,7aS)-2,3,4,4a,5,6,7,7a-octahydro-1H-cyclopenta[c]pyridin-7-amine
  • 1-Fluoro-3-methyl-2-butylamine Hydrochloride
  • Methyl 4-hydroxypyrrolidine-3-carboxylate hydrochloride
  • N,N,N'-trifluoromono-chloroacetamidine
  • 5-(1H-Pyrrol-2-yl)-2,4-pentadienal
  • (1R,5S)-2-methyl-3-oxa-6-azabicyclo[3.2.0]heptan-7-one
  • N-Methyl-1-(2-methylcyclopropyl)methanamine;hydrochloride
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