256269

(S,S)-(−)-Hydrobenzoin

99%, optical purity ee: 99% (GLC)

Manufacturer: Sigma Aldrich

CAS Number: 2325-10-2

Synonym(S): (S,S)-(−)-1,2-Diphenyl-1,2-ethanediol, (S,S)-1,2-Diphenylethylene glycol

Select a Size

Pack Size SKU Availability Price
5 G 256269-5-G In Stock ₹ 5,200.00
25 G 256269-25-G In Stock ₹ 22,110.00

256269 - 5 G

₹ 5,200.00

In Stock

Quantity

1

Base Price: ₹ 5,200.00

GST (18%): ₹ 936.00

Total Price: ₹ 6,136.00

Assay

99%

optical activity

[α]24/D −94°, c = 2.5 in ethanol

optical purity

ee: 99% (GLC)

mp

148-150 °C (lit.)

SMILES string

O[C@H]([C@@H](O)c1ccccc1)c2ccccc2

InChI

1S/C14H14O2/c15-13(11-7-3-1-4-8-11)14(16)12-9-5-2-6-10-12/h1-10,13-16H/t13-,14-/m0/s1

InChI key

IHPDTPWNFBQHEB-KBPBESRZSA-N

Other Options

Image Product Name Manufacturer Price Range
50-269-5160
eMolecules​ ChemScene (1S2S)-12-Diphenylethane-12-diol 1g 642096244 CS-0097006 2325-10-2 MFCD00064255 214.264 C14H14O2
eMolecules​ ₹ 2,767.01

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Description

  • General description: Chiral reagent.
  • Application: (S,S)-(-)-Hydrobenzoin may also be used to prepare (1S,2S,1′S)- and (1S,2S,1′R)-2-(cyclohex-2′-enyloxy)-1,2-diphenylethanol, which are intermediates to prepare enantiopure cyclohexitols.[1] The (S,S)-(-)-hydrobenzoin/Ca complex may be used to catalyze the direct asymmetric aldol reaction of acetophenone and pivalaldehyde to form (R)-3-hydroxy-4,4-dimethyl-1-phenylpentan-1-one.[2]

SAFETY INFORMATION

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Show Difference

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Sigma Aldrich

256269

99%, optical purity ee: 99% (GLC)...


Assay:
99%

optical activity:
[α]24/D −94°, c = 2.5 in ethanol

optical purity:
ee: 99% (GLC)

mp:
148-150 °C (lit.)

SMILES string:
O[C@H]([C@@H](O)c1ccccc1)c2ccccc2

InChI:
1S/C14H14O2/c15-13(11-7-3-1-4-8-11)14(16)12-9-5-2-6-10-12/h1-10,13-16H/t13-,14-/m0/s1

InChI key:
IHPDTPWNFBQHEB-KBPBESRZSA-N

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Sigma Aldrich

256323

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[α]20/D −47°, c = 2.25 in hexane

optical purity:
ee: 99% (GLC)

mp:
__

SMILES string:
CC[C@H](O)c1ccccc1

InChI:
1S/C9H12O/c1-2-9(10)8-6-4-3-5-7-8/h3-7,9-10H,2H2,1H3/t9-/m0/s1

InChI key:
__

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Sigma Aldrich

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≥99.0%

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__

optical purity:
__

mp:
__

SMILES string:
__

InChI:
__

InChI key:
__

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Sigma Aldrich

256366

spectrophotometric grade, ≥99.0%...


Assay:
≥99.0%

optical activity:
__

optical purity:
__

mp:
__

SMILES string:
__

InChI:
__

InChI key:
__