MedKoo Cat#: 462926 | Name: C.I. Acid Red 52
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Description:

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

C.I. Acid Red 52 is an azo dye that turns red in acidic solutions.

Chemical Structure

C.I. Acid Red 52
C.I. Acid Red 52
CAS#3520-42-1

Theoretical Analysis

MedKoo Cat#: 462926

Name: C.I. Acid Red 52

CAS#: 3520-42-1

Chemical Formula: C27H29N2NaO7S2

Exact Mass: 580.1314

Molecular Weight: 580.65

Elemental Analysis: C, 55.85; H, 5.03; N, 4.82; Na, 3.96; O, 19.29; S, 11.04

Price and Availability

Size Price Availability Quantity
5g USD 250.00 2 Weeks
25g USD 450.00 2 Weeks
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Related CAS #
No Data
Synonym
Acid Red 52; Red 106; Red No. 106; C.I. 45100; Sulforhodamine B; Xylene Red; Acid Red; Acid Rhodamine B;
IUPAC/Chemical Name
sodium 4-(6-(diethylamino)-3-(diethyliminio)-3H-xanthen-9-yl)benzene-1,3-disulfonate
InChi Key
SXQCTESRRZBPHJ-UHFFFAOYSA-M
InChi Code
InChI=1S/C27H30N2O7S2.Na/c1-5-28(6-2)18-9-12-21-24(15-18)36-25-16-19(29(7-3)8-4)10-13-22(25)27(21)23-14-11-20(37(30,31)32)17-26(23)38(33,34)35;/h9-17H,5-8H2,1-4H3,(H-,30,31,32,33,34,35);/q;+1/p-1
SMILES Code
O=S(C1=CC=C(C(C2=C(OC3=C/4)C=C(N(CC)CC)C=C2)=C3C=CC4=[N+](CC)/CC)C(S(=O)([O-])=O)=C1)([O-])=O.[Na+]
Appearance
Solid powder
Purity
>95% (or refer to the Certificate of Analysis)
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
>3 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 580.65 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: Ochi N, Okuda T, Fujii H. Identification of the monobrominated derivative of Acid Red 52 (Food Red No. 106) in pickled vegetables. Food Addit Contam Part A Chem Anal Control Expo Risk Assess. 2016 Sep;33(9):1387-95. doi: 10.1080/19440049.2016.1213887. Epub 2016 Aug 10. PMID: 27662432.