- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: Fluorescein isothiocyanate (Spiro Form)
- Price: Check
- Purity: 97.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: Fluorescein isothiocyanate (Spiro Form)
- Price: ￥2148.0/100mg
- Purity: 97.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: Fluorescein 6-isothiocyanate
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
- Shanghai Amole Biotechnology Co., Ltd.
- China
- Product Name: Fluorescein isothiocyanate (Spiro Form)
- Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg
- Purity: 95.0%
- Stocking Period: Inquiry
- Contact: Xiyao Wang
- Email: 3623107365@qq.com
18861-78-4
18861-78-4 structure
- Name: Fluorescein isothiocyanate (Spiro Form)
- Chemical Name: 3',6'-dihydroxy-5-isothiocyanatospiro[2-benzofuran-3,9'-xanthene]-1-one
- CAS Number: 18861-78-4
- Molecular Formula: C21H11NO5S
- Molecular Weight: 389.381
- Catalog: analytical chemistry Liquid Chromatography HPLC labeling reagent
- Create Date: 2018-07-25 13:13:18
- Modify Date: 2025-08-22 10:39:58
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Fluorescein-6-isothiocyanate is a fluorescent isomeric haptenic probes with Kds of 8.74, 2.72 and 1.88 for N-Acetyl-L-Lysine, normal mouse IgG and 4-4-20, respectively[1].
| Name | 3',6'-dihydroxy-5-isothiocyanatospiro[2-benzofuran-3,9'-xanthene]-1-one |
|---|---|
| Synonyms |
Fluorescein isothiocyanate
Fluorescein-6-isothiocyanate 6-FITC (isomer II) 6-FITC 6-Isothiocyanatofluorescein 6-Isothiocyanatofluorescein (isomer II) FITC 'Isomer II' fluorescein 6-isothiocyanate Fluorescein 6-Isothiocyanate (isoMer II) FITC Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-6-isothiocyanato- Fluorescein Isothiocyanate (isomer II) fluorescein-5-isothiocyanate FITC isomer II [Fluorescein-6-isothiocyanate] 3',6'-Dihydroxy-6-isothiocyanato-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one F6ITC |
| Description | Fluorescein-6-isothiocyanate is a fluorescent isomeric haptenic probes with Kds of 8.74, 2.72 and 1.88 for N-Acetyl-L-Lysine, normal mouse IgG and 4-4-20, respectively[1]. |
|---|---|
| Related Catalog | |
| Target |
Kd: 8.74 (N-Acetyl-L-Lysine), 2.72 (normal mouse IgG), 1.88 (4-4-20)[1] |
| References |
| Density | 1.5±0.1 g/cm3 |
|---|---|
| Boiling Point | 719.1±60.0 °C at 760 mmHg |
| Molecular Formula | C21H11NO5S |
| Molecular Weight | 389.381 |
| Flash Point | 388.7±32.9 °C |
| Exact Mass | 389.035797 |
| PSA | 120.44000 |
| LogP | 4.00 |
| Vapour Pressure | 0.0±2.4 mmHg at 25°C |
| Index of Refraction | 1.754 |
| HS Code | 2932999099 |
|---|
|
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18861-78-4 |
| Literature: Tomasch, Miriam; Schwed, J. Stephan; Kuczka, Karina; Meyer Dos Santos, Sascha; Harder, Sebastian; Nuesing, Rolf M.; Paulke, Alexander; Stark, Holger ACS Medicinal Chemistry Letters, 2012 , vol. 3, # 9 p. 774 - 779 |
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18861-78-4 |
| Literature: ACS Medicinal Chemistry Letters, , vol. 3, # 9 p. 774 - 779 |
|
~%
18861-78-4 |
| Literature: ACS Medicinal Chemistry Letters, , vol. 3, # 9 p. 774 - 779 |
|
~%
18861-78-4 |
| Literature: ACS Medicinal Chemistry Letters, , vol. 3, # 9 p. 774 - 779 |
|
~%
18861-78-4 |
| Literature: ACS Medicinal Chemistry Letters, , vol. 3, # 9 p. 774 - 779 |
| Precursor 6 | |
|---|---|
| DownStream 0 | |
| HS Code | 2932999099 |
|---|---|
| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |