Arsenazo III

SKU: A0308

Category: Non Fluorescent Detection & Chromogene Detection

Synonyms: 3,6-Bis[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid; 1668-00-4
CAS-Number: C₂₂H₁₈As₂N₄O₁₄S₂
Molecular Formula: 776.37
Molecular Weight

Product Data
Handling
Safety Information
Details

Specifications

Purity: ≥85% (HPLC)
Identity: 1H-NMR
Appearance: Brown to very dark brown and black powde

Properties

Solvents: water

Use / Stability: Stable for at least 2 years after receipt when stored at RT.
Handling Advice: Protect from light and moisture.
Long Term Storage: RT
Short Term Storage: RT
Shipping: AMBIENT

Transportation: Packing Group II
RIDADR: UN3465 6.1
Signal word: Danger
GHS Symbol: GHS06+GHS09
Precautionary statements: P261-P273-P301 + P310-P311-P501
Hazard statements: H301 + H331-H410

Description: Arsenazo III is a calcium-sensitive dye. It is used for the determination of Ca2+ in micromolar amounts, to investigate calcium transport in permeabilized cells and determination of serum calcium. Also potentially useful for the spectrophotometric determination of uranium and thorium.
InChi: InChI=1S/C22H18As2N4O14S2/c29-21-18-11(9-16(43(37,38)39)19(21)27-25-14-7-3-1-5-12(14)23(31,32)33)10-17(44(40,41)42)20(22(18)30)28-26-15-8-4-2-6-13(15)24(34,35)36/h1-10,29-30H,(H2,31,32,33)(H2,34,35,36)(H,37,38,39)(H,40,41,42)/b27-25+,28-26+
References: (1) S.B. Savvin: Talanta 8, 673 , (2) V. Michaylova & P. Ilkova: Analyt. Chim. Acta 53, 194 (1971) , (3) V. Michaylova & L. Yuroukova: Anal. Chim. Acta 68, 73 (1974) , (4) T. Kiriyama, R. Kuroda: Anal. Chim. Acta 71, 375 (1974) , (5) P. Palade & J. Vergara: Biophys. J. 43, 355 (1983) , (6) M.H. Khan, et al.: Chemosphere 63, 1165 (2006)
InChi Key: UQHVTNUJRKELCE-NBHCHVEOSA-N
Smiles: OC1=C2C(C=C(S(=O)(O)=O)C(/N=N/C3=C([As](O)(O)=O)C=CC=C3)=C2O)=CC(S(=O)(O)=O)=C1/N=N/C4=C([As](O)(O)=O)C=CC=C4

Arsenazo III is a calcium-sensitive dye. It is used for the determination of Ca2+ in micromolar amounts, to investigate calcium transport in permeabilized cells and determination of serum calcium. Also potentially useful for the spectrophotometric determination of uranium and thorium.

SKU: A0308 Category: Non Fluorescent Detection & Chromogene Detection

Additional information

Additional information

Synonyms	3,6-Bis[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid
Purity	≥85% (HPLC)
Appearance	Brown to very dark brown and black powde
CAS-Number	1668-00-4
Molecular Formula	C22H18As2N4O14S2
Molecular Weight	776.37
Identity	1H-NMR
Solvents	water
Smiles	OC1=C2C(C=C(S(=O)(O)=O)C(/N=N/C3=C([As](O)(O)=O)C=CC=C3)=C2O)=CC(S(=O)(O)=O)=C1/N=N/C4=C([As](O)(O)=O)C=CC=C4
InChi Key	UQHVTNUJRKELCE-NBHCHVEOSA-N
Shipping	AMBIENT
Short Term Storage	RT
Long Term Storage	RT
Handling Advice	Protect from light and moisture.
Use / Stability	Stable for at least 2 years after receipt when stored at RT.
Hazard statements	H301 + H331-H410
Precautionary statements	P261-P273-P301 + P310-P311-P501
GHS Symbol	GHS06+GHS09
Signal word	Danger
RIDADR	UN3465 6.1
Transportation	Packing Group II
References	(1) S.B. Savvin: Talanta 8, 673, (2) V. Michaylova & P. Ilkova: Analyt. Chim. Acta 53, 194 (1971), (3) V. Michaylova & L. Yuroukova: Anal. Chim. Acta 68, 73 (1974), (4) T. Kiriyama, R. Kuroda: Anal. Chim. Acta 71, 375 (1974), (5) P. Palade & J. Vergara: Biophys. J. 43, 355 (1983), (6) M.H. Khan, et al.: Chemosphere 63, 1165 (2006)
InChi	InChI=1S/C22H18As2N4O14S2/c29-21-18-11(9-16(43(37,38)39)19(21)27-25-14-7-3-1-5-12(14)23(31,32)33)10-17(44(40,41)42)20(22(18)30)28-26-15-8-4-2-6-13(15)24(34,35)36/h1-10,29-30H,(H2,31,32,33)(H2,34,35,36)(H,37,38,39)(H,40,41,42)/b27-25+,28-26+
Quantity	1 g, 5 g, 10 g, Bulk