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489638 Sigma-Aldrich

(1S-cis)-3-Phenyl-3,5-cyclohexadiene-1,2-diol

0.2 g/mL in 0.1 M phosphate buffer, 98%

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Properties

assay   98%
optical activity   [α]20/D +220°, c = 1.064 in methanol
concentration   0.2 g/mL in 0.1 M phosphate buffer
pH   8.5(adjusted to)
mp   79-84 °C (lit.)
SMILES string   O[C@H]1C=CC=C([C@H]1O)c2ccccc2

Description

Physical form

A suspension in phosphate buffer.

Reconstitution

To recover the pure product from the suspension:
(1)Thaw the frozen suspension and filter the solid. (2) Rinse bottle with a few milliliters of base-washed (aqueous Na2CO3) ethyl acetate. (3) Use the rinsing to wash the solid. (4) Collect solid. (5) To further collect more product from the filtrate: extract filtrate with equal volumes of base-washed (aqueous Na2CO3) ethyl acetate (repeat three times). (6) Dry the ethyl acetate extract over MgSO4. (7) Evaporate the solvent - DO NOT HEAT! (8) Combine solids collected from the suspension and the filtrate. Pure crystals should be stored at -78° C. A suspension of the product in phosphate buffer is stable at 0° C.

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis (COA)

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