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328960

Rose Bengal lactone

Name: Rose Bengal lactone
Brand: ALDRICH

95%

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About This Item

Empirical Formula (Hill Notation):

C₂₀H₄Cl₄I₄O₅

CAS Number:

4159-77-7

Molecular Weight:

973.67

NACRES:

NA.47

PubChem Substance ID:

24859760

UNSPSC Code:

12171500

EC Number:

223-993-4

MDL number:

MFCD00013321

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Properties

Quality Segment

100

assay

95%

form

powder

mp

280 °C (dec.) (lit.)

λ_max

557 nm

ε (extinction coefficient)

≥10000 at 317-323 nm, ≥30000 at 516-522 nm, ≥95000 at 554-560 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

Oc1c(I)cc2c(Oc3c(I)c(O)c(I)cc3C24OC(=O)c5c(Cl)c(Cl)c(Cl)c(Cl)c45)c1I

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

InChI key

IICCLYANAQEHCI-UHFFFAOYSA-N

Description

pictograms

GHS07

signalword

Warning

hcodes

H315,H319,H335

pcodes

P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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