CAS 2181-42-2 Trimethylsulfonium Iodide molecular structure

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CAS RN: 2181-42-2

Trimethylsulfonium Iodide

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Choose a grade to view its available package options.

13 package records13 with current stock2 grade groups

Grade In stock only

Batch No.	Package	Availability	Inquiry
Batchno.20250508	100g	In stock	Inquiry
Batchno.20260509	10g	In stock	Inquiry
Batchno.20260613	250g	In stock	Inquiry
Batchno.20251125	25g	In stock	Inquiry
Batchno.20251229	500g	In stock	Inquiry
Batchno.20250917	50g	In stock	Inquiry
Batchno.20250130	5g	In stock	Inquiry

Batch No.	Package	Availability	Warehouse	Inquiry
Batchno.20251202	100g	In stock	Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu	Inquiry
Batchno.20250613	10g	In stock	Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu	Inquiry
Batchno.20251213	1kg	In stock	Shanghai	Inquiry
Batchno.20250904	25g	In stock	Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu	Inquiry
Batchno.20251211	500g	In stock	Shanghai, Wuhan, Chengdu	Inquiry
Batchno.20251223	5g	In stock	Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu	Inquiry

Product code: SSC-105187

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Verified Factory Data

Supply Overview & Packaging Options

Packaging options, recorded purity, stock quantity and ship-from location below are generated from the current factory data table for this CAS.

Pack sizes on record: 5g, 10g, 25g, 100g, 500g, 1000g
Available purity: ＞98%
Inventory rows with stock: 6
Bulk packaging: confirmed by inquiry

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Available Pack Sizes & Stock

Specific stock quantities are shown below. Price is not displayed online and is confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 2181-42-2
Pack Size	Recorded Purity	Available Qty	Ship From	Inquiry
5g	＞98%	5 In Stock	Beijing	Inquiry
10g	＞98%	5 In Stock	Shenzhen	Inquiry
25g	＞98%	5 In Stock	Shenzhen	Inquiry
100g	＞98%	5 In Stock	Shanghai	Inquiry
500g	＞98%	5 In Stock	Shenzhen	Inquiry
1000g	＞98%	5 In Stock	Hong Kong	Inquiry

2181-42-2 / trimethylsulfanium iodide

Standard CAS: 2181-42-2 Multi CAS: No

Basic Information Physical Properties Computed Properties

Basic Information

CAS

2181-42-2

Multi CAS

Molecular Formula

C3H9IS

Molecular Weight

204.080000

Exact Mass

203.946970

SMILES

C[S+](C)C.[I-]

InChI

InChI=1S/C3H9S.HI/c1-4(2)3;/h1-3H3;1H/q+1;/p-1

InChIKey

VFJYIHQDILEQNR-UHFFFAOYSA-M

Physical Properties

Physical Description

Colorless crystalline solid

State

Solid

Computed Properties

Structural Parameters

Heavy atom count

Fraction Csp3

H-bond acceptors

Molar refractivity

25.14

TPSA

1.0000

LogP / Solubility

WLOGP

-2.5

MLOGP

-2.2

XLogP3

-2.5

Consensus LogP

-2.4

Log S (ESOL)

0.47

Class (ESOL)

Highly soluble

Log S (Ali)

0.57

Class (Ali)

Highly soluble

Log S (SILICOS-IT)

1.09

Class (SILICOS-IT)

Highly soluble

ADME

GI absorption

Low

BBB permeant

P-gp substrate

CYP1A2 inhibitor

CYP2C19 inhibitor

CYP2C9 inhibitor

CYP2D6 inhibitor

CYP3A4 inhibitor

Log Kp (skin permeation)

-5.74

Drug-likeness / Medicinal Chemistry

Lipinski

Yes

Ghose

Veber

Yes

Egan

Yes

Muegge

Bioavailability score

0.55

Brenk alerts

Leadlikeness

Synthetic Accessibility

Applications of CAS 2181-42-2

This compound is commonly used in materials science and advanced materials development, general chemistry research and laboratory applications. Starshine Chemical supplies CAS 2181-42-2 for R&D and pilot-scale use, with flexible pack sizes and purity grades available.

Storage & Handling

Storage: Keep the container tightly closed in a cool, dry and well-ventilated place. Avoid: Light Sensitive. For detailed hazard, storage and transport information, request the SDS (Safety Data Sheet) with your inquiry.

Quotation & Packaging

Prices are confirmed by inquiry. Request a quote for current pricing, minimum order quantity (MOQ) and lead time. The pack sizes listed on this page are reference options; custom pack sizes and bulk quantities are available on request.

Quality & Compliance

Specifications and purity shown on this page are based on batch records. A Certificate of Analysis (COA) is available on request. For research and further manufacturing use only — not for direct human or therapeutic use.