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Home >> Chemical Listing >> T >> 2,3,4,6-Tetrahydroxy-5-oxo-5H-benzocycloheptene-8-carboxylic acid

2,3,4,6-Tetrahydroxy-5-oxo-5H-benzocycloheptene-8-carboxylic acid
[CAS# 5146-12-3]

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Identification
Name 2,3,4,6-Tetrahydroxy-5-oxo-5H-benzocycloheptene-8-carboxylic acid
Synonyms 2,3,4,5-Tetrahydroxy-6-oxobenzo[7]annulene-8-carboxylic acid; NSC 110039; Purpurogallincarboxylic acid
Molecular Structure CAS # 5146-12-3, 2,3,4,6-Tetrahydroxy-5-oxo-5H-benzocycloheptene-8-carboxylic acid, 2,3,4,5-Tetrahydroxy-6-oxobenzo[7]annulene-8-carboxylic acid, NSC 110039, Purpurogallincarboxylic acid
Molecular Formula C12H8O7
Molecular Weight 264.19
CAS Registry Number 5146-12-3
Properties
Solubility Slightly soluble (3.4 g/L) (25 ºC), Calc.*
Density 1.920±0.06 g/cm3 (20 ºC 760 Torr), Calc.*
Melting point 320 ºC (decomp) (methanol water )**
* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2019 ACD/Labs)
** Herrmann, Karl; Archiv der Pharmazie und Berichte der Deutschen Pharmazeutischen Gesellschaft 1954, V287, P497-503.
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