 Home > Organic Chemistry > Heterocyclic Ring > 2-(1,3-Dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-1H-indole-5-sulfonic acid for Sale > 2-(1,3-dihydro-3-oxo-5-sulpho-2H-indol-2-ylidene)-3-oxoindoline-5-sulphonic acid

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2-(1,3-dihydro-3-oxo-5-sulpho-2H-indol-2-ylidene)-3-oxoindoline-5-sulphonic acid

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CAS No.:

483-20-5

Grade:

Industrial Grade

Content:

99%

Packaging:

25kg/Cardboard Drum

Sample Available:

Yes

Price valid (until):

2022-07-27

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Shaanxi Dideu Medichem Co. Ltd

Company Type:

Manufactory

Location:

China

Payment Terms:

TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

Average Lead Time:

7 days

Qualification:

Main Products:

Chemical Pesticides,Food Additives,Agrochemicals,Active Pharm Ingredients,Flavors and Fragrances,Chemical Catalyst

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Description

Product Detail

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Items	Specifications
Appearance	White or of- white powder or crystlline power,odorless
Solubility	Very soluble in N,N-Dimethylformamide,Soluble in methanol,Sparingly soluble inglacial acetic acid, Very slightly soluble inchloroform, Practically insoluble in water.
Melting Point	152°C~156°C

ECHEMI Editorial Reference

Indigo carmine (acid form) is a member of the class of indolones obtained by formal 2,2'-oxidative coupling of two molecules of 3-oxo-2,3-dihydroindole-5-sulfonic acids. It has a role as a food colouring and a histological dye. It is a member of indolones, an olefinic compound, an enone, an arenesulfonic acid and a ring assembly. It is a conjugate acid of an indigo carmine(2-).|Indolesulfonic acid is a blue-colored dye used a marker in urological procedures, also known as indigo carmine. Indigo carmine, or 5, 5'-indigodisulfonic acid sodium salt, also known as indigotine or FD& C Blue #2 is a pH indicator with the chemical formula C16H8N2Na2O8S2. It is approved for use as a food dye in the United States and the EU and has the E number E132|Indolesulfonic acid used as a dye in renal function testing for the detection of nitrates and chlorates, and in the testing of milk.

Basic Info

Product Name:

2-(1,3-Dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-1H-indole-5-sulfonic acid

Other Name:

1H-Indole-5-sulfonic acid,2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-;[Δ2,2′-Biindoline]-5,5′-disulfonic acid,3,3′-dioxo-;2-(1,3-Dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-1H-indole-5-sulfonic acid;5,5′-Indigotindisulfonic acid;Blue X;Saxon blue;NSC 8646;2-(1,3-Dihydro-3-oxo-5-sulpho-2H-indol-2-ylidene)-3-oxoindoline-5-sulphonic acid;51019-70-6;902797-83-5;879716-17-3

CAS No.:

483-20-5

Molecular Formula:

C16H10N2O8S2

InChIKeys:

InChIKey=CFZXDJWFRVEWSR-UHFFFAOYSA-N

Molecular Weight:

422.4

Exact Mass:

422.39

EC Number:

207-593-7

UNII:

X7OI7JF73P

DSSTox ID:

DTXSID0044288

Categories:

Heterocyclic Ring

Characteristics

Water Solubility:

1g/100ml

Hazard Identification

Classification of the substance or mixture

no data available

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	no data available
Signal word	no data available
Hazard statement(s)	no data available
Prevention	no data available
Response	no data available
Storage	no data available
Disposal	no data available

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More 2-(1,3-Dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-1H-indole-5-sulfonic acid Safety Data Sheet 

Seller Information

Business Type:
Manufactory

Main Products:
Chemical Pesticides,Food Additives,Agrochemicals,Active Pharm Ingredients,Flavors and Fragrances,Chemical Catalyst

Location:
https://www.dideu.com/en/

Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
7 days

Total Annual Revenue:
Above $100 million

Total Employees:
Above 1000

Year of Establishment:
2016

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- REACH
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2-(1,3-dihydro-3-oxo-5-sulpho-2H-indol-2-ylidene)-3-oxoindoline-5-sulphonic acid

Product Description

Seller Information

Classification of the substance or mixture

GHS label elements, including precautionary statements

Other hazards which do not result in classification

Precautions for safe handling

Conditions for safe storage, including any incompatibilities

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