|
Product Details:
|
| CAS NO.: | CAS NO.81-86-7，21563-29-1 | Product Names: | 4-Bromo-1,8-Naphthalic Anhydride I |
|---|---|---|---|
| Color: | Off-white To Beige And Faint Brown To Light Brown Powder | Purity: | 98% |
| Density: | 1.812g/cm3 | Molecular Weight: | 277.07 |
| Molecular Formula: | C12H5BrO3 | H-Bond Acceptor: | 3 |
| Shelf Life: | 24months | Application: | Dyestuffs Intermediate |
| Highlight: | Fluorescent Orange Dyes Intermediate,21563-29-1 Dyes Intermediate,CAS NO.81-86-7 |
||
CAS NO.81-86-7 Fluorescent Dyes and Dye Intermediates
1. Product Description:
4-Bromo-1,8-Naphthalic Anhydride is also used as an important intermediate of fluorescent brightener, especially for fluorescent polymers. Fine Chemical Intermediate and Dyestuff Intermediates are its main application ranges. In the industry of dyestuff, raw materials of high quality play an important role in the whole production procedure. As the raw material, 4-Bromo-1,8-Naphthalic Anhydride is a good intermediate of solvent dyes. It is mainly used for the preparation of fluorescent yellow, fluorescent orange, and other dyes.
2.Specification:
| Product Name |
4-Bromo-1,8-Naphthalic Anhydride |
|
CAS Number |
81-86-7,21563-29-1 |
|
Appearance&Physical State |
Off-white to beige and faint brown to light brown powder |
| Purity | 98% |
|
Soluble |
higher solubility in acetone, lowest solubility in the methanol and ethanol |
|
Melting Point |
217-219ºC |
|
Density |
1.812 g/cm3 |
|
Molecular Weight |
277.07 |
|
Storage Condition |
well-closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. |
|
Use |
Fine Chemical Intermediate; Dyestuff Intermediates; Mainly used for the preparation of fluorescent yellow, fluorescent orange, and other dyes. |
3. Structural Formula:
4. Sample Inspection:
Contact Person: Ms. Chai
Tel: 18001549185
Fax: 86-0512-5779-6655
