CAS 8005-52-5

C.I. Direct Yellow 44

Description:

C.I. Direct Yellow 44, with the CAS number 8005-52-5, is a synthetic azo dye commonly used in various applications, particularly in the textile industry for dyeing cellulose fibers. This dye is characterized by its bright yellow color and good lightfastness, making it suitable for use in products that require durability against fading. It is water-soluble, which facilitates its application in dyeing processes. The chemical structure of C.I. Direct Yellow 44 includes azo groups (-N=N-), which are responsible for its vibrant color. While it is generally considered safe for use in textiles, there are concerns regarding the potential for azo dyes to release aromatic amines, some of which may be carcinogenic. Therefore, regulatory guidelines often govern its use, particularly in consumer products. Additionally, C.I. Direct Yellow 44 is also utilized in other industries, including paper and food, although its application in food is subject to strict regulations. Overall, this dye exemplifies the balance between functional performance and safety considerations in chemical applications.

Formula: Unspecified

InChI: InChI=1/C27H22N6O8S.2Na/c1-41-25-15-20(33-31-18-3-2-4-21(13-18)42(38,39)40)9-11-23(25)29-27(37)28-16-5-7-17(8-6-16)30-32-19-10-12-24(34)22(14-19)26(35)36;;/h2-15,34H,1H3,(H,35,36)(H2,28,29,37)(H,38,39,40);;/q;2*+1/p-2/b32-30+,33-31+;;

SMILES: COc1cc(ccc1N=C(Nc1ccc(cc1)N=Nc1ccc(c(c1)C(=O)O)O)O)N=Nc1cccc(c1)S(=O)(=O)O.[Na].[Na]

Synonyms:

• Aizen Primula Yellow GCLH
• Benzoic acid, 5-[(4-aminophenyl)azo]-2-hydroxy-, reaction products with 3-[(4-amino-3-methoxyphenyl)azo]benzenesulfonic acid and carbonic dichloride, sodium salts
• Direct Fast Yellow 5GL
• Direct Fast Yellow 5GLL
• Direct Fast Yellow GC
• Direct Yellow 44
• Helion Yellow G
• Intralite Yellow 5GLL
• Isma Fast Yellow G
• RD Yellow 2
• Saturn Yellow L 4G
• Sirius yellow GC
• Solar Flavine 2G
• Tetramine Fast Yellow GD Extra
• disodium 2-hydroxy-5-[(E)-{4-[({2-methoxy-4-[(E)-(3-sulfonatophenyl)diazenyl]phenyl}carbamoyl)amino]phenyl}diazenyl]benzoate
• C.I. Direct Yellow 44
• C.I. Direct Yellow 44

Direct Yellow 44

CAS: 8005-52-5

Formula: C₂₇H₂₀N₆Na₂O₈S

Color and Shape: Orange to Brown to Dark red powder to crystal

Molecular weight: 634.53

Ref: 3B-S0143

Direct Yellow 44 ,

CAS: 8005-52-5

Formula: C₂₇H₂₀N₆Na₂O₈S

Purity: 100%

Color and Shape: Solid

Molecular weight: 634.5276

Ref: IN-DA003PR0

Direct Yellow 44

CAS: 8005-52-5

Direct Yellow 44

Purity: Strength:100%

Molecular weight: 634.53g/mol

Ref: 54-OR1028890