Cas no 128446-35-5 (Hydroxypropyl-beta-cyclodextrin)

Hydroxypropyl-beta-cyclodextrin (HP-β-CD) is a chemically modified cyclic oligosaccharide derived from beta-cyclodextrin, featuring hydroxypropyl substitutions that enhance its solubility and biocompatibility. This derivative retains the characteristic cavity structure of cyclodextrins, enabling the formation of inclusion complexes with hydrophobic molecules, thereby improving their aqueous solubility, stability, and bioavailability. HP-β-CD is widely utilized in pharmaceutical formulations as a solubilizing and stabilizing agent, excipient, and drug delivery enhancer. Its low toxicity, high water solubility, and ability to modulate drug release make it valuable for oral, parenteral, and topical applications. Additionally, it finds use in cosmetics, food, and analytical chemistry due to its versatile complexation properties.
Hydroxypropyl-beta-cyclodextrin structure
128446-35-5 structure
Product Name:Hydroxypropyl-beta-cyclodextrin
CAS No:128446-35-5
MF:C63H112O42
MW:1541.54
MDL:MFCD00074978
CID:139420
PubChem ID:24892288
Update Time:2025-08-28

Hydroxypropyl-beta-cyclodextrin Chemical and Physical Properties

Names and Identifiers

    • (2-HYDROXYPROPYL)-BETA-CYCLODEXTRIN
    • beta-cyclodextrin,2-hydroxypropylether
    • beta-hydroxypropylcyclodextrin
    • (2-Hydroxypropyl)-β-cyclodextrin
    • 2-Hydroxypropyl-B-Cyclodextrin
    • 2-HYDROXYPROPYL-B-CYCLODEXTRIN CELLCULTU RE TESTED
    • Hydroxypropyl betadex
    • 2-Hydroxypropyl-beta-cyclodextrin
    • 2-Hydroxypropyl-β-cyclodextrin
    • HYDROXYPROPYL-BETA-CYCLODEXTRIN
    • (2-Hydroxypropyl)-^b-cyclodextrin,
    • (2-Hydroxypropyl)-Beta-Cyclodextri
    • Hydroxypropyl-β-cyclodextrin
    • Cavasol? W7 HP
    • HP-β-CD
    • HP-beta-CD
    • CAVASOL(R)W7
    • Cavasol? W7 HP
    • 2-Hydroxypropyl-βHydroxypropyl-b-Cyclodextrin
    • hydropropyl beta cyclodextrin
    • (2-Hydroxypropyl)-beta-cyclode
    • Hydroxypropyl Betadex (200 mg)
    • HPBCD
    • HPCD
    • 羥丙基-β-環(huán)糊精
    • HPBCD/HPCD
    • 2-Hydoxypropyl-cyclod
    • Hydroxypropyl betadex (Oral grade)
    • (2-Hydroxypropyl)-β-cyclodextrin aqueous solution
    • Hydroxypropylbetadex
    • hydroxypropyl beta cyclodextrin
    • AKOS025212232
    • A-cyclodextrin
    • 128446-35-5
    • (2-Hydroxypropyl)-
    • ODLHGICHYURWBS-FOSILIAISA-N
    • A-cyclodextrin (HP-
    • MFCD00069372
    • HP-??cyclodextrin
    • AC-3234
    • CCG-270688
    • NS00078775
    • A-CD)
    • (1R,3S,5S,6R,8S,10S,11R,13S,15S,16R,18S,20S,21R,23S,25S,26R,28S,30S,31R,33S,35S,36S,37S,38S,39S,40S,41S,42S,43S,44S,45S,46S,47S,48S,49S)-5,10,15,20,25,30,35-heptakis(2-hydroxypropoxymethyl)-2,4,7,9,12,14,17,19,22,24,27,29,32,34-tetradecaoxaoctacyclo[31.2.
    • HMS3885J22
    • s4760
    • AS-15255
    • Hydroxypropyl-beta-cyclodextrin
    • MDL: MFCD00074978
    • Inchi: InChI=1S/C63H112O42/c1-22(64)8-85-15-29-50-36(71)43(78)57(92-29)100-51-30(16-86-9-23(2)65)94-59(45(80)38(51)73)102-53-32(18-88-11-25(4)67)96-61(47(82)40(53)75)104-55-34(20-90-13-27(6)69)98-63(49(84)42(55)77)105-56-35(21-91-14-28(7)70)97-62(48(83)41(56)76)103-54-33(19-89-12-26(5)68)95-60(46(81)39(54)74)101-52-31(17-87-10-24(3)66)93-58(99-50)44(79)37(52)72/h22-84H,8-21H2,1-7H3/t22?,23?,24?,25?,26?,27?,28?,29-,30-,31-,32-,33-,34-,35-,36-,37-,38-,39-,40-,41-,42-,43-,44-,45-,46-,47-,48-,49-,50-,51-,52-,53-,54-,55-,56-,57-,58-,59-,60-,61-,62-,63-/m0/s1
    • InChI Key: ODLHGICHYURWBS-FOSILIAISA-N
    • SMILES: CO[C@@H]1[C@H](O[R])[C@@H](O)[C@H](C)[C@@H](CO[R])O1.[C;D2]CC(O)C.[R].[7].[R=H or]

Computed Properties

  • Exact Mass: 1540.66000
  • Monoisotopic Mass: 1374.6
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 21
  • Hydrogen Bond Acceptor Count: 42
  • Heavy Atom Count: 105
  • Rotatable Bond Count: 28
  • Complexity: 1490
  • Covalently-Bonded Unit Count: 5
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 35
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • XLogP3: -13
  • Topological Polar Surface Area: 635A^2

Experimental Properties

  • Color/Form: Not determined
  • Density: 0.9819
  • Melting Point: 278?°C (dec.)
  • Refractive Index: 125 ° (C=1, H2O)
  • Solubility: H2O: 45?% (w/v)
  • Water Partition Coefficient: Soluble in water.
  • PSA: 618.66000
  • LogP: -12.39490
  • Solubility: Soluble in water
  • Specific Rotation: +125° (c=1 in H2O)
  • Optical Activity: [α]26/D +139°, c =?1 in H2O

Hydroxypropyl-beta-cyclodextrin Security Information

Hydroxypropyl-beta-cyclodextrin Pricemore >>

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Hydroxypropyl-beta-cyclodextrin Suppliers

Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:128446-35-5)2-羥丙基-β-環(huán)糊精
Order Number:LE1709344;LE1592926;LE3578
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:34
Price ($):discuss personally
Suzhou Senfeida Chemical Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:128446-35-5)Hydroxypropyl-β-cyclodextrin
Order Number:1592926;sfd13698
Stock Status:in Stock
Quantity:Company Customization/200kg
Purity:98%/99.9%
Pricing Information Last Updated:Monday, 14 April 2025 21:49
Price ($):discuss personally
Shandong Zhonghuan Zhongjie Biotechnology Co.,Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:128446-35-5)(Industrial Grade) Hydroxypropyl Betacyclodextrin
Order Number:C0004;C0001;C0002;C0003
Stock Status:in Stock
Quantity:1kg;5kg;20kg
Purity:99%
Pricing Information Last Updated:Friday, 9 January 2026 10:00
Price ($):inquiry

Hydroxypropyl-beta-cyclodextrin Spectrogram

1H NMR 300 MHz DMSO
1H NMR
13C NMR
13C NMR
Recommended suppliers
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:128446-35-5)2-羥丙基-β-環(huán)糊精
LE1709344;LE1592926;LE3578
Purity:99%/99%/99%
Quantity:25KG,200KG,1000KG/25KG,200KG,1000KG/25KG,200KG,1000KG
Price ($):Inquiry/Inquiry/Inquiry
Email
Suzhou Senfeida Chemical Co., Ltd
(CAS:128446-35-5)Hydroxypropyl-β-cyclodextrin
1592926;sfd13698
Purity:98%/99.9%
Quantity:Company Customization/200kg
Price ($):Inquiry/Inquiry
Email