6'-(acetyloxy)-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-3'-yl acetate

• ChemBase编号: 102445
• 分子式: C24H16O7
• 平均质量: 416.37964
• 单一同位素质量: 416.08960285
• SMILES: CC(=O)Oc1ccc2c(Oc3c(ccc(OC(=O)C)c3)C32OC(=O)c2c3cccc2)c1
• Canonical SMILES: CC(=O)Oc1ccc2c(c1)Oc1c(C32OC(=O)c2c3cccc2)ccc(c1)OC(=O)C
• InChI: InChI=1S/C24H16O7/c1-13(25)28-15-7-9-19-21(11-15)30-22-12-16(29-14(2)26)8-10-20(22)24(19)18-6-4-3-5-17(18)23(27)31-24/h3-12H,1-2H3
• InChIKey: CHADEQDQBURGHL-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: 6'-(acetyloxy)-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-3'-yl acetate
• IUPAC传统名: fluorescein, diacetate
• 别名: 荧光素二乙酸盐; Fluorescein diacetate; 3,6-Diacetoxyfluoran; Di-O-acetylfluorescein; FLUORESCEIN DIACETATE

登记号

• CAS号: 596-09-8
• EC号: 209-877-6
• MDL号: MFCD00005062
• Beilstein号: 62575
• PubChem SID: 24894939; 162088662
• PubChem CID: 65047

理论计算性质

• 质子受体: 3
• 质子供体: 0
• LogD (pH = 5.5): 3.7019954
• LogD (pH = 7.4): 3.7019954
• Log P: 3.7019954
• 摩尔折射率: 109.5231 cm^3
• 极化性: 42.07508 Å^3
• 极化表面积: 88.13 Å^2
• 可自由旋转的化学键: 4
• 里宾斯基五规则: true

分子性质

理化性质

• 熔点: 200-203 °C(lit.); 200-203°C; 203-206 °C
• 紫外吸收波长: λmax 498 nm
• 荧光: λex 490 nm; λem 514 nm in 0.1 M Tris pH 8.0 (esterase)

安全信息

• 保存条件: 0°C
• 德国WGK号: 3
• TSCA收录: 是
• 个人保护装置: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• 保存温度: -20°C

产品相关信息

• 纯度: ≥98.0% (HPLC); 97%; 98%
• 级别: for fluorescence
• Empirical Formula (Hill Notation): C24H16O7

详细说明

MP Biomedicals - 02101716

Crystalline
Used as substrate for esterases.

Sigma Aldrich - F7378

Frequently Asked Questions
Live Chat and Frequently Asked Questions are available for this Product.
包装
5, 10, 25, 100 g in glass bottle
Substrates
Lipase substrate

Sigma Aldrich - 201642

包装
5 g in glass bottle

Sigma Aldrich - 31545

Other Notes
Fluorescent substrate for studies on intracellular interactions and membrane permeability1