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CAS 1561-92-8 Sodium 2-Methyl-2-propene-1-sulfonate molecular structure lightbox
CAS RN: 1561-92-8

Sodium 2-Methyl-2-propene-1-sulfonate

Product Availability

Choose a grade to view its available package options.

7 package records6 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20260602 100g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20260309 1kg In stock Shanghai, Tianjin, Chengdu Inquiry
Batchno.20251120 500g In stock Shanghai, Shenzhen, Tianjin, Wuhan Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250416 100g In stock Shandong, Hebei Inquiry
Batchno.20250122 10kg Out of stock 5-7 business days Inquiry
Batchno.20250619 2.5kg In stock Shandong, Guangdong Inquiry
Batchno.20260103 500g In stock Shanghai, Shandong, Hebei Inquiry
  • Product code: SSC-065235
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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: 1000g
  • Available purity: ≥97%
  • 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 1561-92-8
Pack Size Recorded Purity Available Qty Ship From Inquiry
1000g ≥97% 0 Out of Stock Hong Kong Inquiry

1561-92-8 / sodium 2-methylprop-2-ene-1-sulfonate

Standard CAS: 1561-92-8 Multi CAS: No
Basic Information Physical Properties Computed Properties Safety & Transport

Basic Information

CAS
1561-92-8
Multi CAS
No
Molecular Formula
C4H7NaO3S
Molecular Weight
158.150000
Exact Mass
158.001360
SMILES
CC(=C)CS(=O)(=O)[O-].[Na+]
InChI
InChI=1S/C4H8O3S.Na/c1-4(2)3-8(5,6)7;/h1,3H2,2H3,(H,5,6,7);/q;+1/p-1
InChIKey
SZHIIIPPJJXYRY-UHFFFAOYSA-M

Physical Properties

Physical Description
Dry Powder
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
9
Fraction Csp3
0.5
Rotatable bonds
2
H-bond acceptors
3
Molar refractivity
29.38
TPSA
57.2

LogP / Solubility

WLOGP
-2.89
MLOGP
-2.55
XLogP3
-2.89
Consensus LogP
-2.78
Log S (ESOL)
1.13
Class (ESOL)
Highly soluble
Log S (Ali)
1.23
Class (Ali)
Highly soluble
Log S (SILICOS-IT)
1.47
Class (SILICOS-IT)
Highly soluble

ADME

GI absorption
Low
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-5.74

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
1.5

Safety & Transport

Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements
H315 (17%): Causes skin irritation [Warning Skin corrosion/irritation] H317 (16.6%): May cause an allergic skin reaction [Warning Sensitization, Skin] H319 (17.4%): Causes serious eye irritation [Warning Serious eye damage/eye irritation] H335 (17.4%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
Precautionary Statement Codes
P261, P264, P264+P265, P271, P272, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P333+P317, P337+P317, P362+P364, P403+P233, P405, and P501

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