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Merck
모든 사진(1)

문서

F9037

Sigma-Aldrich

Formamide

BioReagent, ≥99.5% (GC), for molecular biology

동의어(들):

Amide C1, Formic amide

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About This Item

Linear Formula:
HCONH2
CAS Number:
Molecular Weight:
45.04
Beilstein:
505995
EC Number:
MDL number:
UNSPSC 코드:
12352111
PubChem Substance ID:
NACRES:
NA.52

Grade

for molecular biology

Quality Level

vapor density

1.55 (vs air)

vapor pressure

0.08 mmHg ( 20 °C)
30 mmHg ( 129 °C)

제품 라인

BioReagent

분석

≥99.5% (GC)

형태

liquid

autoignition temp.

932 °F

기술

electrophoresis: suitable
immunohistochemistry: suitable

refractive index

n20/D 1.447 (lit.)

pH

4-10 (20 °C, 200 g/L)

bp

210 °C (lit.)

mp

2-3 °C (lit.)

density

1.134 g/mL at 25 °C (lit.)

적합성

suitable for nucleic acid hybridization

저장 온도

2-8°C

SMILES string

NC=O

InChI

1S/CH3NO/c2-1-3/h1H,(H2,2,3)

InChI key

ZHNUHDYFZUAESO-UHFFFAOYSA-N

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일반 설명

Formamide is a clear liquid amide derived from formic acid. Formamide allows for the denaturation and renaturation of nucleic acids at room temperature.

애플리케이션

Formamide is suitable for use in hybridization buffers made using standard recipes. Formamide destabilizes nucleic acid duplexes and may be used, typically, at a concentration of 50%, in hybridization protocols requiring lower hybridization temperatures.

Other applications include:

  • Preparation of brain sections of mice for BrdU immunohistochemistry
  • FISH analysis of HeLa cells.
  • Preparation of the polyacrylamide gel for analysis of PCR products using denaturing gradient gel electrophoresis(The Merck Index, 12th ed).
Formamide destabilizes nucleic acid duplexes and may be used, typically, at a concentration of 50%, in hybridization protocols requiring lower hybridization temperatures.

특징 및 장점

  • Deionized for molecular biology applications
  • Packaged under argon gas in amber bottles to protect from oxidation
  • Used for DNA renaturation or DNA-RNA hybridization
  • Reduces thermal stability of double stranded nucleic acids

적합성

  • nucleic acid hybridization
  • cryoprotectant and gel-stabilizer
  • destabilize nucleic acid duplexes
  • elimination of secondary structure of nucleic acids
  • preparation of hybridization buffers for RNA and DNA application

기타 정보

The product has been deionized for molecular biology use and packaged under argon gas in amber glass bottles to protect it from oxidation.

픽토그램

Health hazard

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Carc. 2 - Repr. 1B - STOT RE 2 Oral

표적 기관

Blood

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 1

Flash Point (°F)

305.6 °F

Flash Point (°C)

152 °C

개인 보호 장비

Eyeshields, Gloves, type ABEK (EN14387) respirator filter


시험 성적서(COA)

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문서 라이브러리 방문

T Kaabache et al.
Analytical biochemistry, 232(2), 225-230 (1995-12-10)
The sensitivity of direct solution hybridization of hepatocytes solubilized in guanidium thiocyanate (GuSCN) for detecting alpha 1-acid glycoprotein and albumin mRNAs was studied. The sensitivity of detection was inversely correlated with the DNA concentration. Raising the hybridization temperature from 20
Laurent Geiser et al.
Journal of chromatography. A, 979(1-2), 389-398 (2002-12-25)
A nonaqueous capillary electrophoresis (NACE) method, coupled with either UV or electrospray mass spectrometry (ESI-MS), is described for the simultaneous analysis of seven beta-blockers. The same electrolyte, namely 25 mM ammonium formate and 1 M formic acid, was used with
N C Pagratis
Nucleic acids research, 24(18), 3645-3646 (1996-09-15)
Streptavidin induced electrophoretic mobility shift was used to prepare single stranded (ss) DNA amplified with the polymerase chain reaction in the presence of a biotinylated and a non-biotinylated primer. A variety of denaturing conditions, including incubation at 95 degrees C
Jianwei Li
Journal of pharmaceutical sciences, 91(8), 1873-1879 (2002-07-13)
This article describes the proper selection of extraction solvents to eliminate interference from a polymer matrix to the quantitation of estradiol degradation products in a transdermal formulation by reversed-phase liquid chromatography. The separation is performed by gradient elution with acetonitrile
Helena Mistry et al.
Genome integrity, 1(1), 7-7 (2010-08-04)
DNA double-strand breaks (DSBs) caused by ionizing radiation or by the stalling of DNA replication forks are among the most deleterious forms of DNA damage. The ability of cells to recognize and repair DSBs requires post-translational modifications to histones and

관련 콘텐츠

Formamide is a reagent that is an ionizing solvent in aqueous buffers. It is widely utilized in biochemistry and molecular biology, particularly in nucleic acids research.

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