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CAS RN: 61419-02-1 | Product Number: N1337
Naphthofluorescein
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Purity: >90.0%(HPLC)(qNMR)
Synonyms:
- 3,11-Dihydroxyspiro[7H-dibenzo[c,h]xanthene-7,1'(3'H)-isobenzofuran]-3'-one
- 3',11'-Dihydroxy-3H-spiro[[2]benzofuran-1,7'-dibenzo[c,h]xanthen]-3-one
Product Documents:
| Size | Unit Price | Shanghai | Tianjin | Japan* |
|---|---|---|---|---|
| 100MG |
¥990.00
|
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| Product Number | N1337 |
Purity / Analysis Method 
|
>90.0%(HPLC)(qNMR) |
| Molecular Formula / Molecular Weight | C__2__8H__1__6O__5 = 432.43 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature
|
Room Temperature (Recommended in a cool and dark place, <15°C) |
| Store Under Inert Gas | Store under inert gas |
| Condition to Avoid | Light Sensitive,Moisture Sensitive |
| CAS RN | 61419-02-1 |
| Reaxys Registry Number | 61335 |
Specifications
| Appearance | Red to Dark red to Brown powder to crystal |
| Purity(HPLC) | min. 90.0 area% |
| Purity(qNMR) | min. 90.0 % |
| Lambda max. | 591.0 to 597.0 nm(0.1mol/L NaOH) |
| Absorbance | min. 0.400 (4 mg/L,0.1mol/L NaOH,591.0 to 597.0) |
| NMR | confirm to structure |
Properties (reference)
| Melting Point | 189 °C |
GHS
| Pictogram |
|
| Signal Word | Warning |
| Hazard Statements | H315 : Causes skin irritation. H319 : Causes serious eye irritation. |
| Precautionary Statements | P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ eye protection/ face protection. P302 + P352 : IF ON SKIN: Wash with plenty of water. P337 + P313 : If eye irritation persists: Get medical advice/ attention. P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P362 + P364 : Take off contaminated clothing and wash it before reuse. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. |
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