Ponceau S 丽春红S

CAS 6226-79-5 MFCD00003892


SMILES: O=S(=O)([O-])c1ccc(/N=N/c2ccc(/N=N/c3c(O)c(S(=O)(=O)[O-])cc4cc(S(=O)(=O)[O-])ccc34)c(S(=O)(=O)[O-])c2)cc1.[Na+].[Na+].[Na+].[Na+]


Mol. FormulaC22H12N4Na4O13S4
Mol. Weight760.55
Refractive indexn20/D 1.338
Solubility10 G/L


Chemical NamePonceau S
MDL NumberMFCD00003892
PubChem Substance ID87570447
CAS Number6226-79-5
Synonym 2,7-Naphthalenedisulfonicacid,3-hydroxy-4-[[2-sulfo-4-[(4-sulfophenyl)azo]phenyl]azo]-,tetrasodiumsalt 3-HYDROXY-4-[2-SULFO-4-(4-SULFOPHENYLAZO)PHENYLAZO]-2,7-NAPHTHALENEDISULFONIC ACID, TETRASODIUM SALT 3-Hydroxy-4-(2-sulfo-4-[4-sulfophenylazo]phenylazo)-2,7-naphthalenedisulfonic acid sodium 3-Hydroxy-4-(2-sulfo-4-[4-sulfophenylazo]phenylazo)-2,7-naphthalenedisulfonic acid sodium salt ACID RED 112 C.I. Acid Red 112 C.I. Acid Red 112, tetrasodium salt CI 27195 CI NO 27195 PONCEAU S SODIUM PRACTICAL GRADE PONCEAU S SOLUTION 0.1% PONCEAU S (W/V) PONCEAU S SOLUTION, FOR ELECTROPHORESIS PONCEAU S, FOR MICROSCOPY PONCEAU S, SODIUM SALT Ponceau Red S Ponceau S Extra Ponceau S solution PonceauSForElectrophoresis c.i.acid
EC Number228-319-2
Beilstein Registry Number2384789
Chemical Name Translation丽春红S
LabNetwork Molecule IDLN01745924
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  • {SNA} Hematology and Histology, P, Stains & Dyes, A to Z, Stains and Dyes, 细胞生物学
  • {SNA} Other Stains for Electrophoresis, Protein Stains and Staining Reagents, 分子生物学, 蛋白电泳, 蛋白质组学
  • {SNA} Buffers, Reagents, & Stains, Core Bioreagents, General Reagents, Life Science Reagents for Protein Electrophoresis,


  • 丽春红S用于对硝酸纤维素或PVDF膜(Western blots)上的蛋白质进行染色,下面是常用的染色溶液配制:
  • 0.1% 丽春红S (w/v) in 5% acetic acid
  • 2% 丽春红S (w/v) in 30% TCA, 30% sulfosalicylic acid


WGK Germany3
Hazard Codes Xi
GHS Symbol
Precautionary statements
  • P305+P351+P338
  • P337+P313
  • P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
Hazard statements
  • H315 Causes skin irritation 会刺激皮肤
  • H319 Causes serious eye irritation 严重刺激眼睛
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
Signal word
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Safety Statements
  • S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
  • S36 Wear suitable protective clothing 穿戴适当的防护服;
Risk Statements
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
Storage condition 室温保存 Store at RT.


  • Acros Organics:丽春红S Ponceau S, pure(6226-79-5)
  • 海关编码:32041200
  • 用途一:丽春红S用于对硝酸纤维素或PVDF膜(Western blots)上的蛋白质进行染色,下面是常用的染色溶液配制:0.1% 丽春红S (w/v) in 5% acetic acid2% 丽春红S (w/v) in 30% TCA, 30% sulfosalicylic acid
  • TCI Shanghai:酸性红112 Acid Red 112,>;85.0%(N)(6226-79-5)
  • MSDS 信息:Ponceau S(6226-79-5).msds
  • 色指数:27195
  • 外观性质:Solubility in water:10 g/lSolubility in other solvents:insoluble in ether
  • 丽春红 S价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 71033942 丽春红 S 5g 16.9元 2011/04/16 A2256 酸性红112[用于生化研究] Acid Red 112 [for Biochemical Research] 1G 312元 2011/04/16 A2256 酸性红112[用于生化研究] Acid Red 112 [for Biochemical Research] 5G 623元
  • Sigma Aldrich:6226-79-5(sigmaaldrich)
  • MOL 文件:6226-79-5.mol