disodium 2,5-dichloro-4-[4-[[5-[[(dodecyloxy)carbonyl]amino]-2-sulphonatophenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonate

2,5-二氯-4-[4-[[5-[[(十二烷氧基)羰基]氨基]-2-磺酸苯基]偶氮]-4,5-二氢-3-甲基-5-氧代-1H-吡唑-1-基]苯磺酸二钠

Also known as: 1-(2,5-Dichloro-4-sodiosulfophenyl)-4-(5-dodecyloxycarbonylamino-2-sodiosulfophenylazo)-3-methyl-2-pyrazolin-5-one, Benzenesulfonic acid, 2,5-dichloro-4-[4-[[5-[[(dodecyloxy) carbonyl]amino]-2-sulfophenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-, disodium salt, Benzenesulfonic acid,2,5-dichloro-4-[4-[2-[5-[[(dodecyloxy)carbonyl]amino]-2-sulfophenyl]diazenyl]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-,sodium salt (1:2), disodium,2,5-dichloro-4-[4-[[5-(dodecoxycarbonylamino)-2-sulfonatophenyl]diazenyl]-3-methyl-5-oxo-4H-pyrazol-1-yl]benzenesulfonate, C.I. Acid Yellow 218

disodium 2,5-dichloro-4-[4-[[5-[[(dodecyloxy)carbonyl]amino]-2-sulphonatophenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonate (CAS 71873-51-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C29H35Cl2N5Na2O9S2 and a molecular weight of 778.63200 g/mol. It is also known as 1-(2,5-Dichloro-4-sodiosulfophenyl)-4-(5-dodecyloxycarbonylamino-2-sodiosulfophenylazo)-3-methyl-2-pyrazolin-5-one, Benzenesulfonic acid, 2,5-dichloro-4-[4-[[5-[[(dodecyloxy) carbonyl]amino]-2-sulfophenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-, disodium salt and Benzenesulfonic acid,2,5-dichloro-4-[4-[2-[5-[[(dodecyloxy)carbonyl]amino]-2-sulfophenyl]diazenyl]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-,sodium salt (1:2). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

71873-51-3

Jingsj CID

J-1132361-7

Molecular Formula

C₂₉H₃₅Cl₂N₅Na₂O₉S₂

Chinese Name

2,5-二氯-4-[4-[[5-[[(十二烷氧基)羰基]氨基]-2-磺酸苯基]偶氮]-4,5-二氢-3-甲基-5-氧代-1H-吡唑-1-基]苯磺酸二钠

Molecular Weight

778.63200 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026