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Fast Blue BB

Fast Blue BB structure

CAS No:
120-00-3
Formula:
C17H20N2O3
Chemical Name:
Fast Blue BB
Synonyms:
Benzamide,N-(4-amino-2,5-diethoxyphenyl)-;Benzanilide,4′-amino-2′,5′-diethoxy-;N-(4-Amino-2,5-diethoxyphenyl)benzamide;Blue Salt NBB;Brentamine Fast Blue 2B Base;Brentamine Fast Blue BB Base;Fast Blue EB Base;Spectrolene Blue BB;4-Amino-1-(benzoylamino)-3,6-diethoxybenzene;1-Amino-4-(benzoylamino)-2,5-diethoxybenzene;2,5-Diethoxy-4-benzamidoaniline;Fast Blue BB;4-Benzamido-2,5-diethoxyaniline;NSC 37184
Categories:
Dyes and Pigments > Dye

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Fast Blue BB Basic Attributes

Molecular Weight：

300.35

Exact Mass：

300.35

EC Number：

204-363-8

UNII：

9FB70C7GDI

NSC Number：

37184

DSSTox ID：

DTXSID8059504

HScode：

2924299090

Characteristics

PSA：

73.58000

XLogP3：

2.33

Appearance：

Gray to brown Powder or Chunks

Density：

1.2±0.1 g/cm3

Melting Point：

101 °C

Boiling Point：

405.5±45.0 °C at 760 mmHg

Flash Point：

199.0±28.7 °C

Refractive Index：

1.614

Storage Conditions：

2-8°C

Vapor Pressure：

8.74E-07mmHg at 25°C

Safety Information

Transport codes：

UN 1789 8/PG 2

wgk germany：

hazard class code：

22-36/37/38-41-37/38

safety instructions：

37/39-26-36/37/39

Marks：

Xn,Xi

Stability/Shelf Life：

Stable under normal temperatures and pressures.

Precautionary statement(s)：

P280-P305 + P351 + P338 + P310

Hazard Statements：

H315-H318-H335

GHS Classification：

|Danger|H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P310, P312, P321, P332+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 42 companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Drug Information

MeSH Entry Terms：

benzenediazonium, 4-(benzoylamino)-2,5-diethoxy-

Fast Blue BB Use and Manufacturing

Methods of Manufacturing

Use hydroquinone as raw material, alkylate with ethyl chloride, then nitrate with nitric acid, reduce sodium sulfide, then acylate with benzoyl chloride, then nitrate with nitric acid, reduce with pyridine and sodium bisulfite, and Refined, filtered and dried. Raw material consumption (kg/t) hydroquinone (98%) 560 nitric acid (98%) 930 chloroethane (95%) 930 hydrochloric acid 710 benzoyl chloride (98%) 630 sodium sulfide (63.5%) 1040 pyridine (98%) %) 32 sodium bisulfite (95%) 1030 caustic soda (100%) 970 ammonium chloride (98%) 70 pure carbon (98%) 700 zinc ingot 110

Uses

Used for dyeing and printing cotton and its blended fabrics

Manufacturing Info：

Benzamide, N-(4-amino-2,5-diethoxyphenyl)-: ACTIVE

Computed Properties

Molecular Weight:300.35
XLogP3:2.8
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:4
Rotatable Bond Count:6
Exact Mass:300.14739250
Monoisotopic Mass:300.14739250
Topological Polar Surface Area:73.6
Heavy Atom Count:22
Complexity:345
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Material

Hydroquinone

Disodium sulfide

Zinc acetate dihydrate

Sodium bisulfite

Benzoyl chloride