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Merck

189278

Sigma-Aldrich

-甲基苯磺酰异氰酸酯

96%

别名:

4-甲苯磺酰异氰酸酯

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About This Item

线性分子式:
CH3C6H4SO2NCO
CAS号:
分子量:
197.21
Beilstein:
391287
EC 号:
MDL编号:
UNSPSC代码:
12352100
PubChem化学物质编号:
NACRES:
NA.22
价格与库存信息目前不能提供

蒸汽压

1 mmHg ( 100 °C)

质量水平

方案

96%

表单

liquid

折射率

n20/D 1.534 (lit.)

沸点

144 °C/10 mmHg (lit.)
275-278 °C (lit.)

密度

1.291 g/mL at 25 °C (lit.)

SMILES字符串

Cc1ccc(cc1)S(=O)(=O)N=C=O

InChI

1S/C8H7NO3S/c1-7-2-4-8(5-3-7)13(11,12)9-6-10/h2-5H,1H3

InChI key

VLJQDHDVZJXNQL-UHFFFAOYSA-N

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一般描述

甲苯磺酰基异氰酸酯与烯丙基锡烷和烯丙基氯发生钯催化的双烯丙基化反应[1]

应用

甲苯磺酰基异氰酸酯用作:
  • LC-MS/MS法测定人血浆中3-α-羟基替勃龙的衍生化试剂[2]
  • HPLC法同时定量分析药物中二甘醇和丙二醇的衍生化试剂[3]
  • 制备乙酰化顺-1,2-二醇[4]、恶唑烷-2-酮[5]、2,3-二氨基酸[6]N-甲苯磺酰基碳酰胺的试剂[7]

象形图

Health hazardExclamation mark

警示用语:

Danger

危险分类

Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - STOT SE 3

靶器官

Respiratory system

储存分类代码

10 - Combustible liquids

WGK

WGK 1

闪点(°F)

294.8 °F - closed cup

闪点(°C)

146 °C - closed cup

个人防护装备

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Tetrahedron Letters, 34, 1867-1867 (1993)
Tetrahedron Letters, 34, 951-951 (1993)
N Solin et al.
Organic letters, 3(6), 909-912 (2001-03-27)
A tandem bis-allylation of p-toluenesulfonyl isocyanate can be achieved by palladium-catalyzed three-component coupling reaction with allylstannanes and allyl chlorides. A high level of regioselectivity can be obtained by the appropriate choice of the allylic substituents. The reaction mechanism and the
Fabiana Fernandes de Santana e Silva Cardoso et al.
Biomedical chromatography : BMC, 27(11), 1457-1462 (2013-07-03)
A new method was developed for the quantitation of 3-α-hydroxy tibolone, in human plasma, after oral administration of a tablet formulation containing tibolone (2.5 mg). 3-α-Hydroxy tibolone was extracted by a liquid-liquid procedure, using cyproterone acetate as internal standard and chlorobutane
Tetrahedron, 47, 2263-2263 (1991)

Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

      Helpful?

  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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