Cryptotanshinone CAS No.35825-57-1 / Cat No.EBD34351
(1R)-1,6,6-trimethyl-1,2,6,7,8,9-hexahydrophenanthro[1,2-b]furan-10,11-dione
(R)-1,2,6,7,8,9-Hexahydro-1,6,6-trimethyl-phenanthro(1,2-b)furan-10,11-dione
Cryptotanshinone
(1R)-1,6,6-trimethyl-1,2,6,7,8,9-hexahydrophenanthro[1,2-b]furan-10,11-dione
Properties
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Density:
1.23 g/cm3
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Boiling point:
459 °C at 760 mmHg
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Flashing point:
203.4 °C
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Storage temperature:
2-8°C
Safety Information
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Symbol:
-
Signal words:
Danger -
Hazard statements:
H301 Toxic if swalloed.
H410 Very toxic to aquatic life with long lasting effects.
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Precautionary statements:
P273 Avoid release to the environment.
P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
P501 Dispose of contents/container to …
NMR Spectrum
Prediction： 1H NMR (400 MHz, CDCl3) delta 7.60 (d, J = 7.80 Hz, 1H, H-6), 7.45 (d, J = 8.29 Hz, 1H, H-7), 4.85 (t, J = 9.27 Hz, 1H, H-16b), 4.34 (dd, J = 9.27, 5.85 Hz, 1H, H-16a), 3.56 (m, 1H, H-15), 3.17 (t, J= 6.34 Hz, 1H, H-1), 1.75 (m, 2H, H-2), 1.63 (m, 2H, H-3), 1.32 (d, J = 6.83 Hz, 1H, H-17), 1.27 (s, 6H, H-18, 19)
1H NMR
13C NMR
