Rose Bengal lactone

Base Information Edit

Chemical Name:Rose Bengal lactone
CAS No.:4159-77-7
Deprecated CAS:127695-05-0,518-38-7,1347898-07-0,1350609-16-3,152-74-9,1622289-14-8,2684405-82-9,1347898-07-0,1350609-16-3,152-74-9,1622289-14-8,518-38-7
Molecular Formula:C20H4Cl4I4O5
Molecular Weight:973.679
Hs Code.:
European Community (EC) Number:223-993-4
UNII:BIU7Q7W2SH
DSSTox Substance ID:DTXSID0048426
Nikkaji Number:J25.139I
Wikipedia:Rose_bengal
Wikidata:Q11350933
NCI Thesaurus Code:C87722
Metabolomics Workbench ID:154875
ChEMBL ID:CHEMBL1160160
Mol file:4159-77-7.mol

Synonyms:Food Red 105;Rose Bengal B;Rose Bengal B dipotassium salt, 131I-labeled cpd;Rose Bengal B disodium salt;Rose Bengal B disodium salt, 131I-labeled cpd;Rose Bengal B, dipotassium salt

Suppliers and Price of Rose Bengal lactone

Supply Marketing:Edit

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Sigma-Aldrich
Rose Bengal lactone 95%
1g
$ 93.10

Chem-Impex
RoseBengallactone,≥94%(HPLC),suitableforHematology&Histology ≥94%(HPLC)
1G
$ 95.51

American Custom Chemicals Corporation
ROSE BENGAL LACTONE 95.00%
10G
$ 1765.08

American Custom Chemicals Corporation
ROSE BENGAL LACTONE 95.00%
5G
$ 1163.45

American Custom Chemicals Corporation
ROSE BENGAL LACTONE 95.00%
1G
$ 626.43

AHH
Rose Bengal lactone 98%
25g
$ 488.00

Total 24 raw suppliers

Chemical Property of Rose Bengal lactone Edit

Chemical Property:

Vapor Pressure:9.39E-23mmHg at 25°C
Melting Point:280 °C (dec.)(lit.)
Refractive Index:1.955
Boiling Point:741.8 °C at 760 mmHg
PKA:7.03±0.20(Predicted)
Flash Point:402.4 °C
PSA：75.99000
Density:2.96 g/cm³
LogP:8.69780
XLogP3:8.5
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:5
Rotatable Bond Count:0
Exact Mass:973.4962
Heavy Atom Count:33
Complexity:780

Purity/Quality:

98%Min ^*data from raw suppliers

Rose Bengal lactone 95% ^*data from reagent suppliers

Safty Information:

Pictogram(s): Xi
Hazard Codes:Xi
Statements: 36/37/38
Safety Statements: 26-37/39

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

Canonical SMILES:C1=C2C(=C(C(=C1I)O)I)OC3=C(C(=C(C=C3C24C5=C(C(=C(C(=C5Cl)Cl)Cl)Cl)C(=O)O4)I)O)I
Uses Biological stain; colorant for inks, cellulosics, foods, cosmetics, medicine (diagnostic aid).

Technology Process of Rose Bengal lactone

There total 7 articles about Rose Bengal lactone which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 90.2%

: 6262-21-1
Tetrachlorofluorescein

: 4159-77-7
Rose Bengal lactone

Guidance literature:: With iodine; sodium iodide; sodium hydroxide; In water; at 20 - 90 ℃; for 2h; Inert atmosphere;

Reference yield: 80.0%

: 632-69-9
rose bengal

: 4159-77-7
Rose Bengal lactone

Guidance literature:: With hydrogenchloride; In water;

Reference yield:

: 117-08-8
tetrachlorophthalic anhydride

: 4159-77-7
Rose Bengal lactone

Guidance literature:: Multi-step reaction with 2 steps

1: methanesulfonic acid / 7.5 h / 90 °C / Inert atmosphere

2: sodium iodide; iodine; sodium hydroxide / water / 2 h / 20 - 90 °C / Inert atmosphere

With methanesulfonic acid; iodine; sodium iodide; sodium hydroxide; In water;