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CAS 421-20-5 Methyl Fluorosulfonate (stabilized with KF) [for Esterification] molecular structure lightbox
CAS RN: 421-20-5

Methyl Fluorosulfonate (stabilized with KF) [for Esterification]

  • Product code: SSC-150423
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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: 5g
  • Available purity: ≥95%
  • Inventory rows with stock: 0
  • Bulk packaging: confirmed by inquiry
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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 421-20-5
Pack Size Recorded Purity Available Qty Ship From Inquiry
5g ≥95% 0 Out of Stock Hong Kong Inquiry

421-20-5 / fluorosulfonyloxymethane

Standard CAS: 421-20-5 Multi CAS: No
Basic Information Physical Properties Computed Properties

Basic Information

CAS
421-20-5
Multi CAS
No
Molecular Formula
CFH3O3S
Molecular Weight
114.100000
Exact Mass
113.978693
InChI
InChI=1S/CH3FO3S/c1-5-6(2,3)4/h1H3
InChIKey
MBXNQZHITVCSLJ-UHFFFAOYSA-N

Physical Properties

Physical Description
Colorless liquid with an ethereal odor; [Hawley] Cloudy colorless or yellow liquid
State
Liquid

Computed Properties

Structural Parameters

Heavy atom count
6
Fraction Csp3
1
Rotatable bonds
1
H-bond acceptors
3
Molar refractivity
17.04
TPSA
43.37

LogP / Solubility

WLOGP
-0.15
MLOGP
-0.14
XLogP3
0.2
Consensus LogP
-0.03
Log S (ESOL)
-0.39
Class (ESOL)
Very soluble
Log S (Ali)
-0.39
Class (Ali)
Very soluble
Log S (SILICOS-IT)
-0.39
Class (SILICOS-IT)
Very soluble

ADME

GI absorption
High
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-3.52

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
1.5

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