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Home > Encyclopedia > Benzenesulfonic acid, 2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl]-, sodium salt (1:1)

Benzenesulfonic acid, 2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl]-, sodium salt (1:1)

Benzenesulfonic acid, 2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl]-, sodium salt (1:1) structure

Benzenesulfonic acid, 2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl]-, sodium salt (1:1) 

structure
  • CAS No:

    6359-97-3

  • Formula:

    C16H12Cl2N4O4S.Na

  • Chemical Name:

    Benzenesulfonic acid, 2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl]-, sodium salt (1:1)

  • Synonyms:

    Benzenesulfonic acid,2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl]-,sodium salt (1:1);C.I. Acid Yellow 14,monosodium salt;Benzenesulfonic acid,2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-(phenylazo)-1H-pyrazol-1-yl]-,sodium salt;C.I. 18960;Cetil Light Yellow 3G;C.I. Acid Yellow 14;Light Fast Yellow 3G;Metamine Fast Light Yellow 3GA;Daedo Acid Yellow 2G;Rifa Acid Yellow 2G;Rifa Leather Yellow GL;Yellow N 6G;540474-65-5

  • Categories:

    Dyes and Pigments  >  Dye

Benzenesulfonic acid, 2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl]-, sodium salt (1:1) Basic Attributes

449.24371

447.97800

228-818-5

Characteristics

122.97000

4.35390

317 °C(lit.)

Safety Information

3

36/37/38

26-36

Xi

P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501

H315

|Warning|H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 39 companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Benzenesulfonic acid, 2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl]-, sodium salt (1:1) Use and Manufacturing

Methods of Manufacturing

Using aniline and 1-(2', 5'-dichloro-4'-sulfonic acid phenyl)-3-methyl-5-pyrazolone as raw materials, first diazotize the aniline and then couple with the latter Get the product. After salting out, filtering, drying and crushing, the finished product is obtained.

Uses

Weak acid yellow 3G is used for dyeing wool and gets brilliant yellow. Leveling is good. Can also be used for silk dyeing.

Benzenesulfonic acid, 2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl]-, sodium salt (1:1): ACTIVE

Computed Properties

Molecular Weight:449.2
Hydrogen Bond Acceptor Count:7
Rotatable Bond Count:4
Exact Mass:447.9775757
Monoisotopic Mass:447.9775757
Topological Polar Surface Area:123
Heavy Atom Count:28
Complexity:739
Undefined Atom Stereocenter Count:1
Covalently-Bonded Unit Count:2
Compound Is Canonicalized:Yes

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