C.I. Acid Orange 20 | CAS#523-44-4 | dye

MedKoo Cat#: 596127 | Name: C.I. Acid Orange 20

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Description:

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

C.I. Acid Orange 20, also known as Tropaeolin 000 No. 1, is a dye.

Chemical Structure

C.I. Acid Orange 20

CAS#523-44-4

Theoretical Analysis

MedKoo Cat#: 596127

Name: C.I. Acid Orange 20

CAS#: 523-44-4

Chemical Formula: C16H11N2NaO4S

Exact Mass: 0.0000

Molecular Weight: 350.32

Elemental Analysis: C, 54.86; H, 3.17; N, 8.00; Na, 6.56; O, 18.27; S, 9.15

Price and Availability

Size	Price	Availability	Quantity
25g	USD 350.00	2 Weeks

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Related CAS #

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Synonym

C.I. Acid Orange 20; Japan Orange 402; Java Orange I; Nankai Acid Orange I; Orange I, sodium salt; Tertracid Orange I; Yellow 404; Tropaeolin 000 No. 1

IUPAC/Chemical Name

sodium (E)-4-((4-hydroxynaphthalen-1-yl)diazenyl)benzenesulfonate

InChi Key

AZLXCBPKSXFMET-ZAGWXBKKSA-M

InChi Code

InChI=1S/C16H12N2O4S.Na/c19-16-10-9-15(13-3-1-2-4-14(13)16)18-17-11-5-7-12(8-6-11)23(20,21)22;/h1-10,19H,(H,20,21,22);/q;+1/p-1/b18-17+;

SMILES Code

O=S(C1=CC=C(/N=N/C2=C3C=CC=CC3=C(O)C=C2)C=C1)([O-])=O.[Na+]

Appearance

Solid powder

Purity

purity unknown.

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

2927.00.5000

More Info

Instruction

View handling instruction

Preparing Stock Solutions

The following data is based on the product molecular weight 350.32 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.

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

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