[email protected]
CAS 76-54-0 2′,7′-Dichlorofluorescein [for Fluorescent indicator] molecular structure lightbox
CAS RN: 76-54-0

2′,7′-Dichlorofluorescein [for Fluorescent indicator]

Product Availability

Choose a grade to view its available package options.

14 package records14 with current stock4 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260309 100g In stock Shanghai Inquiry
Batchno.20250621 1g In stock Shanghai, Shenzhen, Tianjin Inquiry
Batchno.20250719 25g In stock Shanghai, Tianjin, Wuhan Inquiry
Batchno.20250511 500g In stock Shanghai Inquiry
Batchno.20250203 5g In stock Shanghai, Shenzhen, Tianjin Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250919 100g In stock Shanghai, Shandong Inquiry
Batchno.20251017 1g In stock Shanghai, Shandong, Guangdong, Chongqing, Hebei Inquiry
Batchno.20250115 25g In stock Shanghai, Guangdong, Chongqing Inquiry
Batchno.20250210 500g In stock Shanghai Inquiry
Batchno.20250426 5g In stock Shanghai, Shandong, Chongqing, Hebei Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250612 1g In stock Inquiry
Batchno.20250316 25g In stock Inquiry
Batchno.20260418 5g In stock Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260206 1g / 5g / 25g / 100g / 500g Confirm by inquiry Shanghai, Shandong, Guangdong, Chongqing Inquiry
  • Product code: SSC-185428
GET A QUOTE
Historical Factory Record

Historical Supply Reference

This product has historical factory records. Recorded pack sizes and purity can be used as a supply reference, while project-specific availability is confirmed by inquiry.

  • Pack sizes on record: 25g
  • Available purity: tech. 90%
  • Inventory rows with stock: 0
  • Bulk packaging: confirmed by inquiry
Request Bulk Quote

Reference Pack Sizes

Reference pack sizes are shown below. Final availability, packaging and delivery schedule are confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 76-54-0
Pack Size Recorded Purity Available Qty Ship From Inquiry
25g tech. 90% 0 Out of Stock Shenzhen Inquiry

76-54-0 / 2',7'-dichloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one

Standard CAS: 76-54-0 Multi CAS: No
Basic Information Physical Properties Computed Properties

Basic Information

CAS
76-54-0
Multi CAS
No
Molecular Formula
C20H10CL2O5
Molecular Weight
401.200000
Exact Mass
399.990529
InChI
InChI=1S/C20H10Cl2O5/c21-13-5-11-17(7-15(13)23)26-18-8-16(24)14(22)6-12(18)20(11)10-4-2-1-3-9(10)19(25)27-20/h1-8,23-24H
InChIKey
VFNKZQNIXUFLBC-UHFFFAOYSA-N

Physical Properties

Physical Description
Solid
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
27
Aromatic heavy atom count
18
Fraction Csp3
0.05
H-bond acceptors
5
H-bond donors
2
Molar refractivity
98.05
TPSA
75.99

LogP / Solubility

WLOGP
4.97
MLOGP
4.4
XLogP3
4.7
Consensus LogP
4.69
Log S (ESOL)
-5.95
Class (ESOL)
Slightly soluble
Log S (Ali)
-6.44
Class (Ali)
Insoluble
Log S (SILICOS-IT)
-6.4
Class (SILICOS-IT)
Insoluble

ADME

GI absorption
High
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
Yes
CYP2C19 inhibitor
Yes
CYP2C9 inhibitor
Yes
CYP2D6 inhibitor
No
CYP3A4 inhibitor
Yes
Log Kp (skin permeation)
-1.64

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
Yes
Veber
Yes
Egan
Yes
Muegge
Yes
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
4.5

Customers Also Viewed

Get In Touch

Contact Us