Rose Bengal lactone | polyhalogenated derivative | Fluorescein | CAS#4159-77-7

MedKoo Cat#: 127527 | Name: Rose Bengal lactone

Description:

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

Rose Bengal lactone is a polyhalogenated derivative of Fluorescein.

Chemical Structure

Rose Bengal lactone

CAS#4159-77-7 (lactone)

Theoretical Analysis

MedKoo Cat#: 127527

Name: Rose Bengal lactone

CAS#: 4159-77-7 (lactone)

Chemical Formula: C20H4Cl4I4O5

Exact Mass: 971.4992

Molecular Weight: 973.66

Elemental Analysis: C, 24.67; H, 0.41; Cl, 14.56; I, 52.13; O, 8.22

Price and Availability

This product is currently not in stock but may be available through custom synthesis. To ensure cost efficiency, the minimum order quantity is 1 gram. The estimated lead time is 2 to 4 months, with pricing dependent on the complexity of the synthesis (typically high for intricate chemistries). Quotes for quantities below 1 gram will not be provided. To request a quote, please click the button below. Note: If this product becomes available in stock in the future, pricing will be listed accordingly.

Bulk Inquiry

Related CAS #

4159-77-7 (lactone) 632-69-9 (disodium)

Synonym

ROSE BENGAL LACTONE; NSC-45732; SOLVENT RED 141; BLUE 7; ROSE BENGAL ACID; BENGAL ROSE B

IUPAC/Chemical Name

4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodo-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one

InChi Key

IICCLYANAQEHCI-UHFFFAOYSA-N

InChi Code

InChI=1S/C20H4Cl4I4O5/c21-9-7-8(10(22)12(24)11(9)23)20(33-19(7)31)3-1-5(25)15(29)13(27)17(3)32-18-4(20)2-6(26)16(30)14(18)28/h1-2,29-30H

SMILES Code

OC1=C(I)C=C2C(OC3=C(C=C(I)C(O)=C3I)C24OC(=O)C5=C4C(Cl)=C(Cl)C(Cl)=C5Cl)=C1I

Appearance

To be determined

Purity

>98% (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

To be determined

Shelf Life

>2 years if stored properly

Drug Formulation

To be determined

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

Instruction

View handling instruction

Preparing Stock Solutions

The following data is based on the product molecular weight 973.66 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.