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6-Carboxyfluorescein
6-Carboxyfluorescein
| 6-Carboxyfluorescein Basic information | |
| Product Name: | 6-Carboxyfluorescein |
| Synonyms: | 3-Oxo-3′,6′-dihydroxy-1,3-dihydrospiro[isobenzofuran-1,9′-[9H]xanthene]-6-carboxylic acid;Carboxyfluorescein;3′,6′-dihydroxy-1-keto-spiro[isobenzofuran-3,9′-xanthene]-5-carboxylic acid;3′,6′-dihydroxy-1-oxo-spiro[2-benzofuran-3,9′-xanthene]-5-carboxylic acid;3′,6′-dihydroxy-1-oxospiro[2-benzofuran-3,9′-xanthene]-5-carboxylic acid;6-Carboxyfluorescein,6-FAM, FLUOS;6-Carboxyfluorescein Hydrate;6-FAM, 6-CF |
| CAS: | 3301-79-9 |
| MF: | C21H12O7 |
| MW: | 376.32 |
| EINECS: | 636-503-2 |
| Product Categories: | marker;Fluorescent Labels and Indicators;Electronic Chemicals;Fluorescent Labels & Indicators;Fluorescent;Xanthene |
| Mol File: | 3301-79-9.mol |
| 6-Carboxyfluorescein Chemical Properties | |
| Melting point | >300 °C(lit.) |
| Boiling point | 736.4±60.0 °C(Predicted) |
| density | 1.73±0.1 g/cm3(Predicted) |
| storage temp. | Sealed in dry,2-8°C |
| solubility | DMSO: soluble |
| pka | 3.3, 4.6, 6.4, 7.0(at 25℃) |
| form | Solid |
| color | Yellow to orange |
| PH Range | Weak green ‘ uorescence (6.0) to strong green ‘ uourescence (7.2) |
| λmax | 492nm |
| BRN | 54341 |
| Biological Applications | Diagnosing bladder cancer; evaluating corneal endothelial barrier function; as a substrate for measuring protein kinase activity, methyltransferase activity, phospholipase activity, rhodanese activity,sulfotransferase activity;use in ophthalmology |
| Major Application | Diagnosis of hematologic cancer, nongastric diseases, detection of genetically modified wheat, chromosomes, gene expression, nucleic acid, hepatitis A virus, avian influenza virus subtype H5 and H5N1, SARS virus, herpex simplex virus |
| CAS DataBase Reference | 3301-79-9(CAS DataBase Reference) |
| EPA Substance Registry System | Spiro[isobenzofuran-1(3H),9′-[9H]xanthene]-6-carboxylic acid, 3′,6′-dihydroxy-3-oxo- (3301-79-9) |
6-Carboxyfluorescein
FAQ:
1.What is about your company strength?
Since 2005, we have more than 15 years experience in chemical industry.
We can manufacture 3000+ kinds of water treatment chemicals, reagents&dyes.
2.What is the MOQ of your product?
We can supply any quantity you need for the first time for samples or trial orders,
so pls just tell us the real quantity you need.
3.How could we know whether your quality could meet our requirements or not?
If you could provide us your spec., our technician will check whether our quality could
meet your requirements or customize it for you. We could also provide our TDS,MSDS.
etc for your check. And the third party inspection is acceptable.At last, we could recommend
you some of our customers who use the same chemicals.
4.Can we get free samples before orders?
According to different values of our products, the samples could be for free,but it is not for all.
5.Could we use our DHL/FEDEX/TNT ACCOUNT to ship the samples?
We are sorry to tell you that we can just use our professional shipping forwarders to ship goods of small quantities.
Because chemical products belong to special cargos, no matter it is dangerous chemical or not.
6.What payment terms are acceptable?
T/T, L/C, etc.
7.How long is your delivery time?
The goods of small quantity will be sent out in 3 working days. For bulk cargo,
we will book the cargo space once the order is confirmed.
8.How many countries you already exported?
Our products have been widely used in more than 120 countries, mainly from the United States, Canada, the United Kingdom,
Russia, Australia, Japan, South Korea, Thailand, Singapore, Vietnam, Indonesia, Malaysia, the Philippines, Brazil, South Africa,
Ukraine, New Zealand,the Netherlands, UAE, Iran, Saudi Arabia and other countries.
9.What’s your supported standard of products?
The product standards we can supply include corporate standards, Chinese Pharmacopoeia (CP), British Pharmacopoeia (BP),
European Pharmacopoeia (EP), United States Pharmacopoeia (USP), Japanese Pharmacopoeia (JP), etc.
We can also provide customized product standards required by customers.
10.What’s your incoterm?
All stock packaging meets export standards, and it only takes 5-7 working days to have inventory, if remanufactured,
delivery will take 15-21 days.
11.What’s your policy with dealers and wholesalers?
We are very welcome to cooperate with distributors and wholesalers, and will provide them with better price advantages,
professional product knowledge,comprehensive product information and after-sales service.
