Home > Name List By t > trisodium

CAS No 1934-21-0 , trisodium

  • Name: trisodium
  • Synonyms: Kako Tartrazine; Aizen tartrazine;trisodium; Tartrazine Lake; A.F. Yellow No. 4; 1934-21-0;Acid yellow 23; Atul Tartrazine; Erio Tartrazine;5-oxo-1-(4-sulfonatophenyl)-4-[(4-sulfonatophenyl)diazenyl]-
    4H-pyrazole-3-carboxylate; Yellow 5;
  • CAS Registry Number:
  • Density: 1.93 g/cm3 (20 C)
  • Safety Statements: S24/25
  • Hazard Symbols: Xn
  • EINECS: 217-699-5
  • Molecular Weight: 534.363368
  • InchiKey: UJMBCXLDXJUMFB-UHFFFAOYSA-K
  • InChI: InChI=1S/C16H12N4O9S2.3Na/c21-15-13(18-17-9-1-5-11(6-2-9)30(24,
    25)26)14(16(22)23)19-20(15)10-3-7-12(8-4-10)31(27,28)29;;;/h1-8,13H,(H,
    22,23)(H,24,25,26)(H,27,28,29);;;/q;3*+1/p-3
  • Risk Statements: S24/25,
  • Molecular Formula: C16H9N4Na3O9S2
  • Molecular Structure:CAS No:1934-21-0 trisodium
Search by region :

Select to

1934-21-0 Tartrazine (Acid Yellow N)

  • China Nanjing Samwon International Limited [Importer/Exporter]
  • Tel: +86-(25)-84873444
  • Fax: +86-(25)-84507436
  • Address: 1108, BLDG B, New Century Plaza, No 1, South Taiping Rd., Nanjing, Jiangsu 210002, Nanjing,JiangsuChina
Contact Supplier

1934-21-0 Tartrazine

Contact Supplier

1934-21-0 Tartrazine (Acid Yellow N)

  • China Ningbo Fuhao Chemical Co.,Ltd [Manufacturers]
  • Tel: +86-(574)-88186233
  • Fax: +86-(574)-88186278
  • Address: 26 Floor, No.37 Baizhang East Road, Ningbo, Zhejiang 315040, ningbo,zhejiangChina
Contact Supplier

1934-21-0 Tartrazine

Contact Supplier

1934-21-0 Tartrazine

  • China A & Z Food Additives.Co.,Ltd [Importer/Exporter]
  • Tel: 0086 571 85126931
  • Fax: 0086 571 85126959
  • Address: gucui road Hang zhou,Zhe JiangChina
Contact Supplier

1934-21-0 Tartrazine (Acid Yellow N)

  • India Saujanya Dye Chem [Manufacturer]
  • Tel: +91-(79)-26562413
  • Fax: +91-(79)-26563622
  • Address: 803, Satkar Building, C.G. Road, Navrangpura, Ahmedabad, Gujarat 380 006, null,nullIndia
Contact Supplier

1934-21-0 Tartrazine

  • United States PhytoTechnology Laboratories [Manufacturers]
  • Tel: +1-913-3415343
  • Fax: +1-913-3415442
  • Address: PhytoTechnology Laboratories,P.O. Box 13481,Shawnee Mission, KS Shawnee Mission,Shawnee MissionUnited States
Contact Supplier

1934-21-0 Tartrazine

  • India Ibis Chemie International [Manufacturers]
  • Tel: +91-22-22001993
  • Fax: +91-22-22088450
  • Address: 211 Dalamal Chambers,New Marine Lines,Mumbai 400020.India Mumbai,nullIndia
Contact Supplier

1934-21-0 Tartrazine

  • China ANGCHEN Co., Ltd. [Manufacturers]
  • Tel: +86-510-83751665 82327577
  • Fax: +86-510-82328226
  • Address: Rm B-1803,818 North Xingyuan Road,WuXi,China WuXi,jiangsuChina
Contact Supplier

1934-21-0 Tartrazine

Contact Supplier

Select to

References of trisodium
Title: Tartrazine
CAS Registry Number: 1934-21-0
CAS Name: 4,5-Dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-1H-pyrazole-3-carboxylic acid trisodium salt
Synonyms: C.I. Acid Yellow 23; 3-carboxy-5-hydroxy-1-p-sulfophenyl-4-p-sulfophenylazopyrazole trisodium salt; 5-hydroxy-1-(p-sulfophenyl)-4-[(p-sulfophenyl)azo]pyrazole-3-carboxylic acid trisodium salt; hydrazine yellow; C.I. 19140; FD & C Yellow No. 5; C.I. Food Yellow 4
Molecular Formula: C16H9N4Na3O9S2
Molecular Weight: 534.36
Percent Composition: C 35.96%, H 1.70%, N 10.48%, Na 12.91%, O 26.95%, S 12.00%
Literature References: Prepn: US 2457823 (1949 to Ilford); Freeman et al., J. Assoc. Off. Agric. Chem. 33, 937 (1950). See also: Colour Index vol. 4 (3rd ed., 1971) p 4132.
Properties: Bright orange-yellow powder. Freely sol in water. The aq soln is not changed by HCl but becomes redder with sodium hydroxide.
Use: As a dye for wool and silks; as colorant in food, drugs and cosmetics. In biochemistry as an adsorption-elution indicator for chloride estimations.