Cas no 174508-31-7 (5,7-Dibromo-2,3-dihydrothieno3,4-b-1,4-dioxine)

5,7-Dibromo-2,3-dihydrothieno3,4-b-1,4-dioxine structure
174508-31-7 structure
Product Name:5,7-Dibromo-2,3-dihydrothieno3,4-b-1,4-dioxine
CAS No:174508-31-7
MF:C6H4Br2O2S
MW:299.967759132385
MDL:MFCD01651770
CID:65974
PubChem ID:253659685
Update Time:2025-09-20

5,7-Dibromo-2,3-dihydrothieno3,4-b-1,4-dioxine Chemical and Physical Properties

Names and Identifiers

    • 5,7-Dibromo-2,3-dihydrothieno[3,4-b][1,4]dioxine
    • 2,5-Dibromo-3,4-ethylenedioxythiophene
    • 5,7-dibromo-2,3-dihydrothieno[3,4-b][1,4]dioxin
    • 5,7-Dibromo-2,3-dihydrothieno[3,4-b]-1,4-dioxine
    • 2,3-Dihydro[2,5-dibromothioeno][3,4-b]-1,4-dioxin
    • 4-b][1
    • 5,7-dibroMo-2H,3H-thieno[3,4-b][1,4]dioxine
    • 2,3-Dihydro[2,5-dibroMothioeno] [3,4-b]-1,4-dioxin
    • Thieno[3,4-b]-1,4-dioxin, 5,7-dibromo-2,3-dihydro-
    • DBEDOT
    • KSC535A0J
    • FHMRWRBNAIDRAP-UHFFFAOYSA-N
    • OR9626
    • CD0127
    • TRA0090184
    • RL02238
    • FCH1328097
    • A811650
    • PS-7132
    • J-516553
    • D4056
    • DTXSID00397083
    • FT-0660060
    • SCHEMBL1413215
    • 2,5-Dibromo-3,4-ethylenedioxythiophene, 97%
    • AC-22786
    • MFCD01651770
    • SY019162
    • 174508-31-7
    • 2,5-Dibromo-3,4-ethylenedioxythiophene, 95%
    • 350037-71-7
    • AKOS015913090
    • AMY10871
    • CS-W002815
    • 5,7-Dibromo-2,3-dihydrothieno[3,4-b]-1,4-dioxin; 2,3-Dihydro[2,5-dibromothioeno]
    • 5,7-Dibromo-2,3-dihydrothieno3,4-b-1,4-dioxine
    • MDL： MFCD01651770
    • Inchi： 1S/C6H4Br2O2S/c7-5-3-4(6(8)11-5)10-2-1-9-3/h1-2H2
    • InChI Key： FHMRWRBNAIDRAP-UHFFFAOYSA-N
    • SMILES： BrC1=C2C(=C(S1)Br)OCCO2

Computed Properties

  • Exact Mass: 297.83000
  • Monoisotopic Mass: 297.83
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 11
  • Rotatable Bond Count: 0
  • Complexity: 142
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 46.7
  • XLogP3: 3.4

Experimental Properties

  • Color/Form: No data available
  • Density: 2.139
  • Melting Point: 94.0 to 99.0 deg-C
  • Boiling Point: 306.5℃ at 760 mmHg
  • Flash Point: 139.2±27.9 °C
  • Refractive Index: 1.644
  • PSA: 46.70000
  • LogP: 3.04430

5,7-Dibromo-2,3-dihydrothieno3,4-b-1,4-dioxine Security Information

5,7-Dibromo-2,3-dihydrothieno3,4-b-1,4-dioxine Customs Data

  • HS CODE：2934999090
  • Customs Data：

    China Customs Code:

    2934999090

    Overview:

    2934999090. Other heterocyclic compounds. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

5,7-Dibromo-2,3-dihydrothieno3,4-b-1,4-dioxine Pricemore >>

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5,7-Dibromo-2,3-dihydrothieno3,4-b-1,4-dioxine Production Method

5,7-Dibromo-2,3-dihydrothieno3,4-b-1,4-dioxine Suppliers

Suzhou Senfeida Chemical Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:174508-31-7)5,7-Dibromo-2,3-dihydrothieno[3,4-b][1,4]dioxine
Order Number:sfd605
Stock Status:in Stock
Quantity:200kg
Purity:99.9%
Pricing Information Last Updated:Friday, 19 July 2024 14:32
Price ($):discuss personally
Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:174508-31-7)5,7-Dibromo-2,3-dihydrothieno3,4-b-1,4-dioxine
Order Number:A811650
Stock Status:in Stock
Quantity:25g
Purity:99%
Pricing Information Last Updated:Monday, 2 September 2024 16:07
Price ($):183.0

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174508-31-7 (5,7-Dibromo-2,3-dihydrothieno3,4-b-1,4-dioxine) Related Products

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Suzhou Senfeida Chemical Co., Ltd
(CAS:174508-31-7)5,7-Dibromo-2,3-dihydrothieno[3,4-b][1,4]dioxine
sfd605
Purity:99.9%
Quantity:200kg
Price ($):Inquiry
Email
Amadis Chemical Company Limited
(CAS:174508-31-7)5,7-Dibromo-2,3-dihydrothieno3,4-b-1,4-dioxine
A811650
Purity:99%
Quantity:25g
Price ($):183.0
Email