Skip to Content
Merck
CN

L050030

Cap B

configured for ABI

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

NACRES:
NA.21
UNSPSC Code:
12352200
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


type

for DNA synthesis

Quality Level

product line

Proligo Reagents

form

liquid

storage condition

dry at room temperature

impurities

≤200 ppm water content (Karl Fischer)

color

clear

suitability

conforms to structure (GC, Formulation)

compatibility

configured for ABI

General description

Cap B solution contains tetrahydrofuran (THF), pyridine, and N-methylimidazole (NMI). It is mixed in situ with Cap A solution during the capping (acetylation) reaction. Pyridine is applied as a mild base while NMI provides a powerful acylation catalyst.

Preparation Note

Tetrahydrofurane / N-Methylimidazole 84/16 (v/v)

Other Notes

Cap B solution, containing tetrahydrofuran (THF) and N-methylimidazole (NMI), is mixed in situ with Cap A solution during the capping (acetylation) reaction. Lutidine is applied as a mild base while NMI provides a powerful acylation catalyst.


Still not finding the right product?

Explore all of our products under Cap B


signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2 - Eye Dam. 1 - Flam. Liq. 2 - Repr. 2 - Skin Corr. 1B - STOT SE 3

target_organs

Central nervous system, Respiratory system

supp_hazards

Storage Class

3 - Flammable liquids

wgk

WGK 2

flash_point_f

6.1 °F

flash_point_c

-14.4 °C

Regulatory Information

危险化学品

This item has



Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library



Global Trade Item Number

SKUGTIN
L050030-2.5L04061838216045
L050030-6X450ML04061838216069
L050030-6X180ML04061838216052