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Thermo Scientific Chemicals
4',5'-二溴荧光素,染料含量大概95%
CAS: 596-03-2 | C20H10Br2O5 | 490.103 g/mol
| 货号 | 数量 |
|---|---|
| A18226.30 又称 A18226-30 | 250 g |
化学标识符
CAS596-03-2
IUPAC Name4',5'-dibromo-3',6'-dihydroxy-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one
Molecular FormulaC20H10Br2O5
InChI KeyZDTNHRWWURISAA-UHFFFAOYSA-N
SMILESOC1=CC=C2C(OC3=C(Br)C(O)=CC=C3C22OC(=O)C3=CC=CC=C23)=C1Br
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规格
规格表
规格表FormPowder
Appearance (Color)Orange
Assay (Dye)>90.0% (by aqueous Acid-base titration)
CommentContains mono-, tri- and tetrabromofluorescein, average composition is dibromo.
CommentMelting point varies with balance of mono-, tri- and tetrabromo- forms.
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This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
RUO – Research Use Only