ChemicalBook CAS DataBase List 1(3H)-Isobenzofuranone, 5-[(2E)-3,7-dimethyl-5-oxo-2,6-octadien-1-yl]-4-hydroxy-6-methoxy-

1(3H)-Isobenzofuranone, 5-[(2E)-3,7-dimethyl-5-oxo-2,6-octadien-1-yl]-4-hydroxy-6-methoxy- synthesis

8synthesis methods

Product Name:1(3H)-Isobenzofuranone, 5-[(2E)-3,7-dimethyl-5-oxo-2,6-octadien-1-yl]-4-hydroxy-6-methoxy-
CAS Number:126654-52-2
Molecular formula:C19H22O5
Molecular Weight:330.38

1(3H)-Isobenzofuranone, 4-hydroxy-5-(4-hydroxy-3-methyl-2-butenyl)-6-methoxy-, (E)- (9CI)

143537-58-0
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1(3H)-Isobenzofuranone, 5-[(2E)-3,7-dimethyl-5-oxo-2,6-octadien-1-yl]-4-hydroxy-6-methoxy-

126654-52-2
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Yield:-

Steps:

Multi-step reaction with 3 steps
1: CBr₄, PPh₃ / CH₂Cl₂ / 4 h / Ambient temperature
2: n-BuLi / tetrahydrofuran / 12 h / -20 - 20 °C
3: HgO, HgCl₂ / H₂O; methanol / 0.75 h

References:

Rama Rao;Reddy [Tetrahedron Letters,1992,vol. 33,# 28,p. 4061 - 4064]

1(3H)-Isobenzofuranone, 4-hydroxy-6-methoxy-5-[3-methyl-4-[2-(2-methyl-1-propenyl)-1,3-dithian-2-yl]-2-butenyl]-, (E)- (9CI)

143537-60-4
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126654-52-2
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References

1(3H)-Isobenzofuranone, 5-(4-bromo-3-methyl-2-butenyl)-4-hydroxy-6-methoxy-, (E)- (9CI)

143537-59-1
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126654-52-2
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References

1,2-Benzenedicarboxylic acid, 5-hydroxy-3-methoxy-4-(2-propen-1-yl)-, 1,2-dimethyl ester

143537-46-6
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126654-52-2
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References

1,2-Benzenedicarboxylic acid, 3-hydroxy-5-methoxy-4-(2-oxoethyl)-, 1,2-dimethyl ester

143537-56-8
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126654-52-2
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References

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