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Isatin, 98%

SynthesisAvailable on request

Buy Isatin, 98% (CAS 91-56-5) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-011660.

Pack sizes
Isatin, 98% chemical structure
CAS number91-56-5
FormulaC8H5NO2
Molar mass147.13 g/mol
Physical formPowder
HS code29337900
Purity98%
InChIKeyJXDYKVIHCLTXOP-UHFFFAOYSA-N
IUPAC name1H-indole-2,3-dione

About Isatin, 98%

Zemixal supplies Isatin, 98% within its pharma Intermediates & Building Blocks portfolio. For your records (Synthesis), the material is defined by CAS 91-56-5, formula C8H5NO2 and molar mass 147.13 g/mol. Typical appearance is orange - red powder.

Where it is used

  • Chromatography
  • Organic synthesis

Storage and safety notes

Store it as follows: room temperature. Physical constants on file: melting point 193-195 °C. It carries the GHS signal word Warning (H317 and H412), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 100 g, 500 g, 1 kg, 5 kg and 25 kg, and custom quantities are quoted on request. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Chromatography
  • Organic synthesis

Applications

Specifications and identifiers

Specifications of Isatin, 98%
Product nameIsatin, 98%
Catalogue numberZX-011660
CAS number91-56-5
IUPAC name1H-indole-2,3-dione
Molecular formulaC8H5NO2
Molar mass147.13 g/mol
Exact mass147.032
GradeSynthesis
Purity / assay98%
Physical formPowder
AppearanceOrange - red powder
Melting point193-195 °C
XLogP30.8
H-bond donors / acceptors1 / 2
Topological polar surface area46.2 Ų
StorageRoom temperature
HS code29337900
InChIKeyJXDYKVIHCLTXOP-UHFFFAOYSA-N
SMILESC1=CC=C2C(=C1)C(=O)C(=O)N2
PubChem CID7054
Synonyms2,3-Dioxo-2,3-dihydroindole, 2,3-Diketoindoline, 2,3-Dioxoindoline, 2,3-Indolinedione, o-Aminobenzoylformic anhydride, Isatic acid lactam, Isatine, Isatinic acid anhydride, Pseudoisatin, Isotin, 2,3-dihydro-1H-indole-2,3-dione, 2,3 Dioxoindoline

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H317May cause an allergic skin reaction
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P261, P272, P273, P280, P302 + P352, P321, P333 + P317, P362 + P364, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Isatin, 98%
100 gQuoted on request
500 gQuoted on request
1 kgQuoted on request
5 kgQuoted on request
25 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Isatin, 98%

Which CAS number identifies Isatin, 98%?
Isatin, 98% is registered under CAS 91-56-5. You may also see it listed as 2,3-Dioxo-2,3-dihydroindole, 2,3-Diketoindoline, 2,3-Dioxoindoline. Our catalogue number for this item is ZX-011660.
What are the formula and molar mass of Isatin, 98%?
For Isatin, 98%, its formula is C8H5NO2 and its molar mass is 147.13 g/mol. The systematic (IUPAC) name is 1H-indole-2,3-dione. InChIKey JXDYKVIHCLTXOP-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Isatin, 98%?
This listing is Synthesis grade with 98% purity. Standard packs are 100 g, 500 g, 1 kg, 5 kg, 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Isatin, 98%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Isatin, 98% to my country?
Yes. Because Isatin, 98% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.
How do I store Isatin, 98%?
Room temperature. Keep the container closed and follow the handling advice in the SDS.

Other grades with CAS 91-56-5

Lonidamine
CAS
50264-69-2
Formula
C15H10Cl2N2O2
MW
321.2 g/mol
ZX-011662

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