|
Product Details:
|
| CAS NO.: | CAS NO.81-86-7，21563-29-1 | Product Names: | 4-Bromo-1,8-naphthalenedicarboxylic Anhydride |
|---|---|---|---|
| Color: | White To Light Yellow Powder To Crystaline | Molecular Weight: | 277.07 |
| Molecular Formula: | C12H5BrO3 | Purity: | 98% |
| Melting Point: | 221 °C | Application: | Fluorescent Yellow Dyestuff |
| Highlight: | 81 86 7 Yellow Dystuff Intermediate,81 86 7 crystaline,C12H5BrO3 Yellow Dystuff Intermediate |
||
CAS NO.81-86-7 /21563-29-1 Solvent Orange Dye Intermediate
1. Product Description:
4-Bromo-1,8-Naphthalic Anhydride is a kind of new intermediates. In the industry of dyestuff, raw materials with 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 production of fluorescent yellow, fluorescent orange and other dyes.
On the other hand, 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.
2.Specification:
| Product Name |
4-Bromo-1,8-Naphthalic Anhydride |
|
CAS Number |
81-86-7,21563-29-1 |
|
Appearance |
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 |
|
Chemical Family Type |
Analytical Reagents |
|
Density |
1.812 g/cm3 |
|
Application |
Fine Chemical Intermediate; Dyestuff Intermediates |
|
Storage Condition |
well-closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. |
|
Shelf life |
24months |
3. Structural Formula:
4. Free Sample:
5. MSDS:
Contact Person: Ms. Chai
Tel: 18001549185
Fax: 86-0512-5779-6655
