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CAS No 492-70-6 , meso-1,2-Diphenyl-1,2-ethanediol

  • Name: meso-1,2-Diphenyl-1,2-ethanediol
  • Synonyms: meso-1,2-Diphenyl-1,2-ethanediol;Hydrobenzoin / 1,2-Diphenyl-1,2-ethanediol;(?-Hydrobenzoin;meso-1,2-Diphenylethylene glycol;Hydrobenzoin;meso-Hydrobenzoin/meso-1,2-Diphenyl-1,2-ethanediol;()-Hydrobenzoin;Diphenylethanediol;1,2-diphenylethane-1,2-diol;(+/-)-Hydrobenzoin;(1R,2S)-diphenyl-1,2-ethanediol;meso-Hydrobenzoin / 1,2-Diphenyl-1,2-ethanediol;1,2-Diphenyl-1,2-ethanediol;meso-Hydrobenzoin;6-Chloro-7-Azaindole;
  • CAS Registry Number:
  • Flash Point: 179.8°C
  • Boiling Point: 373°C at 760 mmHg
  • Density: 1.193g/cm3
  • Refractive index: 1.624
  • Flash Point: 179.8°C
  • EINECS: 207-758-3
  • Molecular Weight: 214.25976
  • InChI: 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+
  • Molecular Formula: C14H14O2
  • Molecular Structure:CAS No:492-70-6 meso-1,2-Diphenyl-1,2-ethanediol
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492-70-6 MESO-HYDROBENZOIN

  • MESO-HYDROBENZOIN, 99%
  • United States INTERNATIONAL LABORATORY LIMITED [Manufacturer]
  • Tel: ( 650 ) 278-9963
  • Fax: ( 650 ) 589-2786
  • Address: 1067 SNEATH LN SAN BRUNO CA 94066, USA SAN BRUNOUNITED STATES SAN BRUNO,United States
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492-70-6 meso-Hydrobenzoin

  • meso-Hydrobenzoin
  • China Shanghai Synnad Chemical Co., Ltd. [Importer/Exporter]
  • Tel: 86 21 5109 7911
  • Fax: 86 21 5109 7955
  • Address: B-5 Ecust Science Park, No. 18, Lane 1305, Hua Jing Road, Shanghai 200231 China Shanghai,ShanghaiChina
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492-70-6 HYDROBENZOIN

  • United States Bromorganics Corporation [Manufacturer]
  • Tel: 847-238-9588
  • Fax: 847-238-9688
  • Address: Bromorganics Corporation
    P. O. Box 722
    Elk Grove Village, Illinois 60009 ,United States
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492-70-6 meso-Hydrobenzoin / 1,2-Diphenyl-1,2-ethanediol

  • meso-Hydrobenzoin / 1,2-Diphenyl-1,2-ethanediol
  • United States Ivy Fine Chemicals [Manufacturer]
  • Tel: 856-465-8550
  • Fax: 856-616-1161
  • Address: Ivy Fine Chemicals
    1312 Bunker Hill Drive
    Cherry Hill, NJ 08003
    USA ,United States
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492-70-6 meso-1,2-Diphenyl-1,2-ethanediol

  • meso-1,2-Diphenyl-1,2-ethanediolmeso-Hydrobenzoinmeso-1,2-Diphenylethylene glycol
  • Germany Merck Schuchardt OHG [Manufacturers]
  • Tel: +49-(8102)-802-0
  • Fax: +49-(8102)-802-175
  • Address: Eduard-Buchner-Str. 14-20, Hohenbrunn 85662, Hohenbrunn,HohenbrunnGermany
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492-70-6 meso-Hydrobenzoin

  • meso-Hydrobenzoin
  • Laos Frinton Laboratories [Manufacturer]
  • Tel: +856-722-7037
  • Fax: +856-439-1977
  • Address: P.O. Box 2428 Vineland, NJ 08362 NJ USA ,Laos
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492-70-6 meso-Hydrobenzoin; 99%

  • meso-Hydrobenzoin; 99%
  • Germany ABCR GmbH & Co KG [Manufacturer]
  • Tel: +49 721 95061-0
  • Fax: +49 721 95061-80
  • Address: Im Schlehert 10
    76187 Karlsruhe
    Germany ,Germany
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492-70-6 meso-Hydrobenzoin

  • meso-Hydrobenzoin
  • Germany CHEMOS GmbH [Manufacturer]
  • Tel: 0049 9402/9336 0
  • Fax: 0049 9402/9336 13
  • Address: CHEMOS GmbH
    Werner-von-Siemensstr. 3
    93128 Regenstauf
    Germany ,Germany
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492-70-6 MESO-1,2-DIPHENYL-1,2-ETHANEDIOL

  • MESO-1,2-DIPHENYL-1,2-ETHANEDIOL
  • Hong kong Advanced Technology & Industrial Co., Ltd. [Manufacturer]
  • Tel: (852) 2390 2293/ (852) 2394 5546
  • Fax: (852) 2789 8314
  • Address: Unit B, 1/F., Cheong Shing Bldg.,
    17 Walnut St., Tai Kok Tsui, Kln,
    Hong Kong ,Hong kong
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492-70-6 1,2-DIPHENYL-1,2-ETHANEDIOL

  • China Nanjing Chemlin Chemical Industry Co.,Ltd. [Manufacturer]
  • Tel: +86 25 8369-7070/ +86 138 51816776 (Mobile)
  • Fax: +86 25 8345-3275
  • Address: Rm.902 Longyin Plaza,
    No. 217 Zhongshan Rd.
    (N)Nanjing 210009,China ,China
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References of meso-1,2-Diphenyl-1,2-ethanediol
Title: Hydrobenzoin
CAS Registry Number: 492-70-6
CAS Name: 1,2-Diphenyl-1,2-ethanediol
Synonyms: diphenylethyleneglycol
Molecular Formula: C14H14O2
Molecular Weight: 214.26
Percent Composition: C 78.48%, H 6.59%, O 14.93%
Literature References: Prepn of d-, l-, dl- and meso-forms: Forst, Zincke, Ann. 182, 262, 275 (1876); Irvine, Weir, J. Chem. Soc. 91, 1390 (1907); Buck, Jenkins, J. Am. Chem. Soc. 51, 2163 (1929); L. F. Fieser, Organic Experiments (D. C. Heath, Boston, 1964) pp 210, 214, 216-217, 229-231. Improved method for prepn of dl-form from the meso isomer: Collet, Synthesis 1973, 664.
 
Derivative Type: dl-Form
Properties: Crystals from ether + petr ether, mp 120°. Resolved into d- and l-forms by slow, repeated crystallizations from ether.
Melting point: mp 120°
 
Derivative Type: d-Form
Properties: [a]D20 +97.6° (chloroform).
Optical Rotation: [a]D20 +97.6° (chloroform)
 
Derivative Type: l-Form
Properties: [a]D20 -97.0° (chloroform).
Optical Rotation: [a]D20 -97.0° (chloroform)
 
Derivative Type: meso-Form
Properties: Monoclinic leaflets from alcohol or water, mp 139°. Soly in water: 0.25% at 20°, 1.25% at 100°. Freely sol in hot alcohol, chloroform. Infrared absorption (chloroform): 2.82, 2.96m. Dipole moment 2.67.
Melting point: mp 139°