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Crystal violet lactone, dye content, 97%

Synonyms: 3,3-Bis(p-dimethylaminophenyl)-6-dimethylaminophthalide · Pergascript Blue I 2R · Phthalide, 6-(dimethylamino)-3,3-bis(p-(dimethylamino)phenyl)- · 1(3H)-Isobenzofuranone, 6-(dimethylamino)-3,3-bis(4-(dimethylamino)phenyl)-

CAS No.1552-42-7
FormulaC26H29N3O2
Mol. weight415.50
Catalogue No.VQ-000547
Purity97%
HSN29333990

Crystal violet lactone, dye content (CAS 1552-42-7) – biological stain, 97%. C26H29N3O2, MW 415.5. Request a quote: COA, bulk packs and worldwide export.

Pack sizesPrice on quotation · bulk available
5 g
25 g
100 g
1 kg
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Crystal violet lactone, dye content, 97%

Crystal violet lactone, dye content is a biological stain carrying the CAS registry number 1552-42-7, specified at 97% purity. With the molecular formula C26H29N3O2, it has a molar mass of 415.5 g/mol. Its systematic (IUPAC) name is 6-(dimethylamino)-3,3-bis[4-(dimethylamino)phenyl]-2-benzofuran-1-one. It is also known as Pergascript Blue I 2R.

In its supplied form it is a white to light yellow powder. Literature values give a melting point of 180-183 °C. Store it at room temperature in a dry place, in a tightly closed container. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Typical applications include histology and cytology staining, microscopy and clinical laboratories. Typical end-use sectors are academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

Vaqora Chemicals supplies Crystal violet lactone, dye content in 5 g, 25 g, 100 g and 1 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories

Industries

Specifications & identifiers

Chemical identifiers
Product nameCrystal violet lactone, dye content, 97%
Catalogue No.VQ-000547
CAS Number1552-42-7
IUPAC name6-(dimethylamino)-3,3-bis[4-(dimethylamino)phenyl]-2-benzofuran-1-one
Molecular formulaC26H29N3O2
Molecular weight415.5 g/mol
Exact mass415.226
Purity / assay97%
HSN code29333990
InChIKeyIPAJDLMMTVZVPP-UHFFFAOYSA-N
SMILESCN(C)C1=CC=C(C=C1)C2(C3=C(C=C(C=C3)N(C)C)C(=O)O2)C4=CC=C(C=C4)N(C)C
PubChem CID73773
Physical properties
Physical formPowder
AppearanceWhite to light yellow powder
Melting point180-183 °C
LogP (XLogP3)5.3
H-bond donors / acceptors0 / 5
TPSA36 Ų
StorageRoom temperature
Synonyms3,3-Bis(p-dimethylaminophenyl)-6-dimethylaminophthalide, Pergascript Blue I 2R, Phthalide, 6-(dimethylamino)-3,3-bis(p-(dimethylamino)phenyl)-, 1(3H)-Isobenzofuranone, 6-(dimethylamino)-3,3-bis(4-(dimethylamino)phenyl)-, 3,3-Bis(p-(dimethylamino)phenyl)-6-(dimethylamino)phthalide, 1(3H)-Isobenzofuranone, 6-(dimethylamino)-3,3-bis[4-(dimethylamino)phenyl]-, 3,3-Bis[p-(dimethylamino)phenyl]-6-(dimethylamino)phthalide, 6-(dimethylamino)-3,3-bis(4-(dimethylamino)phenyl)-1(3H)-isobenzofuranone, 3,3-Bis(4-dimethylaminophenyl)-6-dimethylaminophthalide, 3,3-Bis(p-dimethylaminophenyl)-6-dimethylaminophthalate, 6-(Dimethylamino)-3,3-bis(4-(dimethylamino)phenyl)phthalide, 6-(Dimethylamino)-3,3-bis[p-(dimethylamino)phenyl]phthalide

Safety & hazard information (GHS)

GHS07 Harmful / irritant
Harmful / irritant

Signal word: Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Frequently asked questions

What is the CAS number of Crystal violet lactone, dye content, 97%?

The CAS Registry Number of Crystal violet lactone, dye content, 97% is 1552-42-7. It is also known as 3,3-Bis(p-dimethylaminophenyl)-6-dimethylaminophthalide, Pergascript Blue I 2R, Phthalide, 6-(dimethylamino)-3,3-bis(p-(dimethylamino)phenyl)-.

What is the molecular formula and molecular weight of Crystal violet lactone, dye content, 97%?

Crystal violet lactone, dye content, 97% has the molecular formula C26H29N3O2 and a molecular weight of 415.5 g/mol. Its IUPAC name is 6-(dimethylamino)-3,3-bis[4-(dimethylamino)phenyl]-2-benzofuran-1-one.

Which grade and pack sizes of Crystal violet lactone, dye content, 97% can I order?

We supply Crystal violet lactone, dye content, 97% in (97%) grade, in 5 g, 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Crystal violet lactone, dye content, 97%?

Yes. Every lot of Crystal violet lactone, dye content, 97% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Crystal violet lactone, dye content, 97% be shipped internationally?

Yes. Crystal violet lactone, dye content, 97% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

How should Crystal violet lactone, dye content, 97% be stored?

Room temperature. Keep the container tightly closed and refer to the SDS for full handling guidance.

Enquire about Crystal violet lactone, dye content, 97%

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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