45Z95309RP 6359-85-9 Acid Yellow 25 C.I. Acid Yellow 25, monosodium salt (8CI) Sodium 4-(3-methyl-4-(4-methyl-3-(phenylaminosulphonyl)phenylazo)-5-hydroxypyrazol-1-yl)benzenesulphonate Benzenesulfonic acid, 4-(4,5-dihydro-3-methyl-4-(2-(4-methyl-3-((phenylamino)sulfonyl)phenyl)diazenyl)-5-oxo-1H-pyrazol-1-yl)-, sodium salt (1:1) Benzenesulfonic acid, 4-(4,5-dihydro-3-methyl-4-((4-methyl-3-((phenylamino)sulfonyl)phenyl)azo)-5-oxo-1H-pyrazol-1-yl)-, monosodium salt C.I. 18835 C.I. Acid Yellow 25 (VAN) Acid Fast Yellow R Acidine Fast Yellow R Amido Fast Yellow R (VAN) Aquamine Yellow RN Belacid Yellow R Cyanine Fast Yellow R Diacid Fast Yellow R EINECS 228-810-1 Erio Fast Yellow RS Erionyl Yellow E-RL Fast Yellow MR Fenazo Light Yellow R Kiton Fast Yellow 2R Lanaperl Yellow R Midlon Yellow R Novamina Yellow R NSC 324572 Optamine Yellow R Oxanal Yellow R 1H-Pyrazole, 5-oxo-4,5-dihydro-3-methyl-4-((3-((phenylamino)sulfonyl)-4-methylphenyl)azo)-1-(4-sulfophenyl)-, sodium salt Suminol Fast Yellow R Sumitomo Fast Yellow R Supracetil Yellow R Supracid Yellow R Supramine Yellow R Supramine Yellow RA Tectilon Yellow 2R Tertracid Yellow R Vondacid Fast Yellow R Xylene Fast Yellow RPN C.I. Acid Yellow 25 UNII-45Z95309RP CAS 6359-85-9

Purity 97%+In StockPharmaceutical Standards
CAS No.6359-85-9
Molecular FormulaC23H42N5O6S2 Na
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

45Z95309RP 6359-85-9 Acid Yellow 25 C.I. Acid Yellow 25, monosodium salt (8CI) Sodium 4-(3-methyl-4-(4-methyl-3-(phenylaminosulphonyl)phenylazo)-5-hydroxypyrazol-1-yl)benzenesulphonate Benzenesulfonic acid, 4-(4,5-dihydro-3-methyl-4-(2-(4-methyl-3-((phenylamino)sulfonyl)phenyl)diazenyl)-5-oxo-1H-pyrazol-1-yl)-, sodium salt (1:1) Benzenesulfonic acid, 4-(4,5-dihydro-3-methyl-4-((4-methyl-3-((phenylamino)sulfonyl)phenyl)azo)-5-oxo-1H-pyrazol-1-yl)-, monosodium salt C.I. 18835 C.I. Acid Yellow 25 (VAN) Acid Fast Yellow R Acidine Fast Yellow R Amido Fast Yellow R (VAN) Aquamine Yellow RN Belacid Yellow R Cyanine Fast Yellow R Diacid Fast Yellow R EINECS 228-810-1 Erio Fast Yellow RS Erionyl Yellow E-RL Fast Yellow MR Fenazo Light Yellow R Kiton Fast Yellow 2R Lanaperl Yellow R Midlon Yellow R Novamina Yellow R NSC 324572 Optamine Yellow R Oxanal Yellow R 1H-Pyrazole, 5-oxo-4,5-dihydro-3-methyl-4-((3-((phenylamino)sulfonyl)-4-methylphenyl)azo)-1-(4-sulfophenyl)-, sodium salt Suminol Fast Yellow R Sumitomo Fast Yellow R Supracetil Yellow R Supracid Yellow R Supramine Yellow R Supramine Yellow RA Tectilon Yellow 2R Tertracid Yellow R Vondacid Fast Yellow R Xylene Fast Yellow RPN C.I. Acid Yellow 25 UNII-45Z95309RP CAS 6359-85-9 chemical structure

Description

45Z95309RP 6359-85-9 Acid Yellow 25 C.I. Acid Yellow 25, monosodium salt (8CI) Sodium 4-(3-methyl-4-(4-methyl-3-(phenylaminosulphonyl)phenylazo)-5-hydroxypyrazol-1-yl)benzenesulphonate Benzenesulfonic acid, 4-(4,5-dihydro-3-methyl-4-(2-(4-methyl-3-((phenylamino)sulfonyl)phenyl)diazenyl)-5-oxo-1H-pyrazol-1-yl)-, sodium salt (1:1) Benzenesulfonic acid, 4-(4,5-dihydro-3-methyl-4-((4-methyl-3-((phenylamino)sulfonyl)phenyl)azo)-5-oxo-1H-pyrazol-1-yl)-, monosodium salt C.I. 18835 C.I. Acid Yellow 25 (VAN) Acid Fast Yellow R Acidine Fast Yellow R Amido Fast Yellow R (VAN) Aquamine Yellow RN Belacid Yellow R Cyanine Fast Yellow R Diacid Fast Yellow R EINECS 228-810-1 Erio Fast Yellow RS Erionyl Yellow E-RL Fast Yellow MR Fenazo Light Yellow R Kiton Fast Yellow 2R Lanaperl Yellow R Midlon Yellow R Novamina Yellow R NSC 324572 Optamine Yellow R Oxanal Yellow R 1H-Pyrazole, 5-oxo-4,5-dihydro-3-methyl-4-((3-((phenylamino)sulfonyl)-4-methylphenyl)azo)-1-(4-sulfophenyl)-, sodium salt Suminol Fast Yellow R Sumitomo Fast Yellow R Supracetil Yellow R Supracid Yellow R Supramine Yellow R Supramine Yellow RA Tectilon Yellow 2R Tertracid Yellow R Vondacid Fast Yellow R Xylene Fast Yellow RPN C.I. Acid Yellow 25 UNII-45Z95309RP (CAS 6359-85-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C23H42N5O6S2 Na. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC23H42N5O6S2 Na
Molecular Weight571.73 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Nitrogen Atoms5
Sulfur Atoms2

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