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ACID BLUE 40

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Origin: China

Cas No: 6424-85-7

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

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CAS No.: 6424-85-7 Formula: C22H16N3NaO6S Molecular Weight: 473.43400

Basic Info

Chemical Name	ACID BLUE 40
Synonyms	Acid Blue 277:1; Acid Blue 2GL; Blue A2G; Acid Blue A 2G; C.I. Acid Blue 40; Acid Blue E 2G; Acid Blue A 2G243; acid blue 40 sodium salt; Acid Blue AGG; Tectilon Blue;
CAS No.	6424-85-7
Molecular Formula	C22H16N3NaO6S
Molecular Weight	473.43400
PSA	166.87000
LogP	4.45830

Properties

Appearance & Physical State	Brownish blue wder
Melting Point	129-132 °C(lit.)

Safety Info

Safety Statements	S26; S36
WGK Germany	3
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

1-AMINO-4-BROMOANTHRAQUINONE-2-SULFONIC ACID SODIUM SALT+4'-Aminoacetanilide→1-amino-4-hydroxy-9,10-dioxoanthracene-2-sulfonic acid+ACID BLUE 40
1-Amino-4-Bromoanthraquinone-2-Sulphonic Acid+4'-Aminoacetanilide→ACID BLUE 40

Precursor

1-Amino-4-Bromoanthraquinone-2-Sulphonic Acid
1-AMINO-4-BROMOANTHRAQUINONE-2-SULFONIC ACID SODIUM SALT
4'-Aminoacetanilide

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