MedKoo Cat#: 596180 | Name: Azocal A
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Description:

WARNING: This product is for research use only, not for human or veterinary use.

Azocal A, also known as C.I. Pigment Red 60, is a bright, scarlet, semi-transparent red pigment Azocal A can be used for for Calcium determination.

Chemical Structure

Azocal A
Azocal A
CAS#1836-22-2

Theoretical Analysis

MedKoo Cat#: 596180

Name: Azocal A

CAS#: 1836-22-2

Chemical Formula: C17H9N2Na3O9S2

Exact Mass: 0.0000

Molecular Weight: 518.35

Elemental Analysis: C, 39.39; H, 1.75; N, 5.40; Na, 13.31; O, 27.78; S, 12.37

Price and Availability

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25g USD 750.00 2 Weeks
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Related CAS #
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Synonym
Azocal A; C.I. Pigment Red 60; Acid Anthracene Red G; NSC 12455; NSC-12455; NSC12455; Siloton Red 3B; Hispacrom Red B; Pigment Scarlet 25A;
IUPAC/Chemical Name
sodium (E)-2-((2-hydroxy-3,6-disulfonatonaphthalen-1-yl)diazenyl)benzoate
InChi Key
RBKBGHZMNFTKRE-HRBIVCMLSA-K
InChi Code
InChI=1S/C17H12N2O9S2.3Na/c20-16-14(30(26,27)28)8-9-7-10(29(23,24)25)5-6-11(9)15(16)19-18-13-4-2-1-3-12(13)17(21)22;;;/h1-8,20H,(H,21,22)(H,23,24,25)(H,26,27,28);;;/q;3*+1/p-3/b19-18+;;;
SMILES Code
O=C([O-])C1=CC=CC=C1/N=N/C2=C3C=CC(S(=O)([O-])=O)=CC3=CC(S(=O)([O-])=O)=C2O.[Na+].[Na+].[Na+]
Appearance
Orange to Amber to Dark red powder to crystal
Purity
Absorbance(E1%1cm) = 400 (H2O, 492.0 to 496.0 nm) (calcd.on dried substance)
Shipping Condition
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
Solubility
Soluble in DMSO
Shelf Life
>2 years if stored properly
Drug Formulation
This drug may be formulated in DMSO
Stock Solution Storage
0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code
2934.99.9001
More Info

Preparing Stock Solutions

The following data is based on the product molecular weight 518.35 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
1: National Toxicology Program . NTP Toxicology and Carcinogenesis Studies of C.I. Direct Blue 218 (CAS No. 28407-37-6) in F344/N Rats and B6C3F1 Mice (Feed Studies). Natl Toxicol Program Tech Rep Ser. 1994 Feb;430:1-280. PubMed PMID: 12616301.