142662

Chlorosulfonyl isocyanate

98%

Manufacturer: Sigma Aldrich

CAS Number: 1189-71-5

Synonym(S): N-Carbonylsulfamyl chloride, CSI

Select a Size

Pack Size SKU Availability Price
25 G 142662-25-G In Stock ₹ 9,677.55
100 G 142662-100-G In Stock ₹ 26,380.53
1 KG 142662-1-KG In Stock ₹ 1,08,217.53

142662 - 25 G

₹ 9,677.55

In Stock

Quantity

1

Base Price: ₹ 9,677.55

GST (18%): ₹ 1,741.959

Total Price: ₹ 11,419.509

vapor pressure

5.57 psi ( 20 °C)

Quality Level

200

Assay

98%

form

liquid

refractive index

n20/D 1.447 (lit.)

bp

107 °C (lit.)

mp

−44 °C (lit.)

density

1.626 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

ClS(=O)(=O)N=C=O

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Description

  • General description: Chlorosulfonyl isocyanate is classified as an isocyanate and is widely used as a reagent in sulfonylation and carbamoylation reactions.[1]Chlorosulfonyl isocyanate reacts with hydrocarbon alkenes via stepwise dipolar pathway to give N-chlorosulfonyl-β-lactams[2].
  • Application: Chlorosulfonyl isocyanate was used in synthesis and biochemical characterization of new class of membrane-associated glycosyltransferase inhibitors[3].It is synthetically versatile reagent[4] and was used in the preparation of amides[5], lactams[6][7] and triazocinones[8].It was employed in regio- and diastereoselective introduction of a protected amino group in synthesis of chiral, polyhydroxylated piperidines[9].It was used as reagent during the synthesis of novel sulfamides[10].

SAFETY INFORMATION

Pictograms

GHS08,GHS05,GHS07

Signal Word

Danger

Hazard Statements

H302,H314,H317,H334

Precautionary Statements

P261 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Resp. Sens. 1 - Skin Corr. 1B - Skin Sens. 1

Supplementary Hazards

EUH014

WGK

WGK 3

Flash Point(F)

>230.0 °F

Flash Point(C)

> 110 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves