Home > Name List By other > (1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(2R,5S)-5, 6-dimethylheptan-2-yl]-7a-methyl-2,3,3a,5,6, 7-hexahydro-1H-inden-4-ylidene]eth...

CAS No 511-28-4 , (1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(2R,5S)-5,
6-dimethylheptan-2-yl]-7a-methyl-2,3,3a,5,6,
7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol

  • Name: (1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(2R,5S)-5,
    6-dimethylheptan-2-yl]-7a-methyl-2,3,3a,5,6,
    7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol
  • Synonyms: 22,23-dihydroercalciol;22,23-dihydroergocalciferol; 511-28-4; 22,23-Dihydrovitamin D2; 22-Dihydroergocalciferol;(1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(2R,5S)-5,
    6-dimethylheptan-2-yl]-7a-methyl-2,3,3a,5,6,
    7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol; (24S)-methylcalciol;
  • CAS Registry Number:
  • Transport: UN 2811 6.1/PG 2
  • Melting Point: 96-98ºC
  • Flash Point: 219.2 ºC
  • Boiling Point: 504.9 ºC at 760 mmHg
  • Density: 0.96 g/cm3
  • Refractive index: 1.52
  • Safety Statements: 28-36/37
  • Hazard Symbols: T+: Very toxic;
  • Flash Point: 219.2 ºC
  • EINECS: 200-673-2
  • Molecular Weight: 398.66424
  • InchiKey: DIPPFEXMRDPFBK-JPWDPSJFSA-N
  • InChI: InChI=1S/C28H46O/c1-19(2)20(3)9-10-22(5)26-15-16-27-23(8-7-17-28(26,
    27)6)12-13-24-18-25(29)14-11-21(24)4/h12-13,19-20,22,25-27,29H,4,7-11,
    14-18H2,1-3,5-6H3/b23-12+,24-13-/t20-,22+,25-,26+,27-,28+/m0/s1
  • Risk Statements: 24/25-26-48/25
  • Molecular Formula: C28H46O
  • Molecular Structure:CAS No:511-28-4 (1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(2R,5S)-5,<br />6-dimethylheptan-2-yl]-7a-methyl-2,3,3a,5,6,<br />7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol
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511-28-4 Vitamin D4

  • Vitamin D4 is the active analogue of Vitamin D.
  • United States MedChemexpress LLC [Manufacturer]
  • Tel: 609-228-6898
  • Fax: --
  • Address: 18 Wilkinson Way, Princeton, NJ 08540, USA Princeton,New JerseyUnited States
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511-28-4 VITAMIN D3

  • 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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511-28-4 Vitamin D3

  • China Shanghai Sunwise Chemical Co., Ltd. [Manufacturer]
  • Tel: +86-21-64063188
  • Fax: +86-21-64062858
  • Address: Shanghai Sunwise Chemical Co., Ltd.
    7G, No 1235 Wuzhong Road
    Shanghai P.R.China ,China
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511-28-4 Vitamin D3

  • Hong kong DC Chem Co., Ltd. [Manufacturers]
  • Tel: +852-(0)-81324106
  • Fax: +852-(0)-81324105
  • Address: Room 1902 (A), 19/F., 38 Plaza, 38 Shan Tung Street, Mongkok, Kowloon, ,Hong kong
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511-28-4 Vitamin D3

  • China Fraken Biochem Co., Ltd. [Manufacturers]
  • Tel: +86-(532)-8362-3236
  • Fax: +86-(532)-8362-3236
  • Address: Qingdao,ShandongChina
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511-28-4 Vitamin D3

  • China Sichuan Huafamei Enterprise Co., Ltd. [Manufacturers]
  • Tel: +86-(28)-8618-1366
  • Fax: +86-(28)-8544-9790, 8544-9188
  • Address: Floor Block A,Huaxi Building,5 LinYin Road, Chengdu 610041, Chengdu,sichuanChina
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511-28-4 Vitamin D3

  • China Wuhan Borui Fine Chemical Co., Ltd. [Manufacturers]
  • Tel: +86-(27)-8355-0361
  • Fax: +86-(27)-8353-0221
  • Address: No.448 Jinghan Road, QiaoKou, Wuhan, Hubei 430022, Wuhan,HubeiChina
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511-28-4 Vitamin D3

  • China Beijing Four Principles Technology Co., Ltd. [Importer/Exporter]
  • Tel: +86-(10)-8494-7198
  • Fax: +86-(10)-8494-7198
  • Address: Rm. 4-102, Bldg. 12, Wangchun Garden , Beiyuan Jiayuan, Chaoyang, Beijing, Beijing 100012, Huairou district,BeijingChina
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511-28-4 Vitamin D3

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References of (1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(2R,5S)-5,
6-dimethylheptan-2-yl]-7a-methyl-2,3,3a,5,6,
7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol
Title: Vitamin D4
CAS Registry Number: 511-28-4
CAS Name: (3b,5Z,7E)-9,10-Secoergosta-5,7,10(19)-trien-3-ol
Synonyms: 22:23-dihydrovitamin D2; 22,23-dihydroergocalciferol
Molecular Formula: C28H46O
Molecular Weight: 398.66
Percent Composition: C 84.36%, H 11.63%, O 4.01%
Literature References: Prepd from 22:23-dihydroergosterol by irradiation with light of the magnesium arc: Windaus, Trautmann, Z. Physiol. Chem. 247, 185 (1937). Synthesis: P. J. Kocienski et al., J. Chem. Soc. Perkin Trans. 1 1979, 1290.
Properties: Platelets from dil acetone, mp 96-98°. Originally given as mp 107-108°, see Windaus, Guntzel, Ann. 538, 122 (1939). [a]D18 +89.3° (c = 0.47 in acetone). uv max: 265 nm. Not precipitated by digitonin. Practically insol in water. Sol in the usual organic solvents except petr ether; slightly sol in vegetable oils.
Melting point: mp 96-98°; mp 107-108°
Optical Rotation: [a]D18 +89.3° (c = 0.47 in acetone)
Absorption maximum: uv max: 265 nm