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4-Bromo-1,8-naphthalic Anhydride CAS No.: 81-86-7

4-Bromo-1,8-naphthalic Anhydride CAS No.: 81-86-7

Name: 4-Bromo-1,8-naphthalic Anhydride
CAS No.: 81-86-7
EINECS: 201-382-3
MF: C12H5BrO3
MW: 277.07 g/mol
Purity: 97% Min.
Appearance: Off-white to beige and faint brown to light brown powder
Application: Fine 365betÓéÀÖ Intermediate; Dyestuff Intermediates

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Name: 4-Bromo-1,8-naphthalic Anhydride

CAS No.: 81-86-7

EINECS: 201-382-3

MF: C12H5BrO3

MW: 277.07 g/mol

MP: 217-219¡æ (lit.)

BP: 467.2¡æ at 760 mmHg

FP: 236.3¡æ

Density: 1.812 g/cm3

Purity: 97% Min.

4-Bromo-1,8-naphthalic Anhydride CAS No.: 81-86-7

4-Bromo-1,8-naphthalic Anhydride CAS No.: 81-86-7

Synonyms: 

1H,3H-Naphtho[1,8-cd]pyran-1,3-dione, 6-bromo-;

6-Bromo-1H,3H-naphtho[1,8-cd]pyran-1,3-dione;

7-Bromo-1H,3H-naphtho[1,8-cd]pyran-1,3-dione;

6-Bromo-1H,3H-benzo[de]isochromene-1,3-dione;

6-Bromo-1,3-dioxo-1H,3H-benzo[de]isochromene.

Appearance: Off-white to beige and faint brown to light brown powder

Application: Fine 365betÓéÀÖ Intermediate; Dyestuff Intermediates

Mainly used for the preparation of fluorescent yellow, fluorescent orange and other dyes.

It is also an important intermediate of fluorescent brightener.

Storage Condition: Store in a well-closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

4-Bromo-1,8-naphthalic Anhydride CAS No.: 81-86-7

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