 Home > Encyclopedia > Disperse Blue 291

Disperse Blue 291

Disperse Blue 291 structure

CAS No:
56548-64-2
Formula:
C19H21BrN6O6
Chemical Name:
Disperse Blue 291
Synonyms:
DISPERSE BLUE 291;c.i. 113395;Disperse Navy Blue S-BGF300;Acetamide, N-2-(2-bromo-4,6-dinitrophenyl)azo-5-(diethylamino)-4-methoxyphenyl-;2'-[(2-Bromo-4,6-dinitrophenyl) azo]-5'-(diethylamino)-p-acetanisidide;2'-[(2-bromo-4,6-dinitrophenyl) azo]-5'-diethylamino-p-Acetanisidide;5-(2-bromo-4,6-dinitrophenylazo)-2-N,N-diethylamino-p-Acetanisidide;Ambicron Blue SEGBL
Categories:
Organic Chemistry > Amides

Request for Quotation

Disperse Blue 291 Basic Attributes

Molecular Weight：

509.31

Exact Mass：

509.31

EC Number：

260-255-0

TSCA：

TSCA listed

DSSTox ID：

DTXSID6069117

Characteristics

PSA：

158

XLogP3：

6.61350

Density：

1.54

Boiling Point：

700.4±60.0 °C(Predicted)

Refractive Index：

1.638

PKA：

13.43±0.70(Predicted)

Safety Information

Precautionary statement(s)：

P261, P272, P280, P302+P352, P321, P333+P313, P363, P501

Hazard Statements：

H317

GHS Classification：

|Warning|H317 (100%): May cause an allergic skin reaction [Warning Sensitization, Skin]|P261, P272, P280, P302+P352, P321, P333+P313, P363, and P501|Aggregated GHS information provided by 88 companies from 3 notifications to the ECHA C&L Inventory.

Drug Information

MeSH Entry Terms：

2-((2-bromo-4,6-dinitrophenyl)azo)-5-(diethylamino)-4-methoxyacetanilide

Disperse Blue 291 Use and Manufacturing

Methods of Manufacturing

Using 2, 4-dinitro-6-bromoaniline and 3-acetamido-6-methoxy-N, N-diethylaniline as raw materials, firstly 2, 4-dinitro-6-bromoaniline Diazotization, and then coupling with 3-acetylamino-6-methoxy-N, N-diethylaniline to obtain the product.

Uses

Dispersed navy blue 5G is used for dyeing and printing polyester and its fabrics, and is suitable for high temperature and high pressure method and hot melt dyeing.

Disperse Blue 291 is a commercial disperse dye used in fabric dyes and printing. It is also used for metabolites and environmental testing.

Manufacturing Info：

Acetamide, N-[2-[2-(2-bromo-4,6-dinitrophenyl)diazenyl]-5-(diethylamino)-4-methoxyphenyl]-: ACTIVE

Computed Properties

Molecular Weight:509.3
XLogP3:4.1
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:9
Rotatable Bond Count:7
Exact Mass:508.07059
Monoisotopic Mass:508.07059
Topological Polar Surface Area:158
Heavy Atom Count:32
Complexity:697
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes