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Merck

61743

Sigma-Aldrich

N-Lauroilsarcosina sodium salt

BioUltra, ≥99.0% (HPLC)

Sinónimos:

N-Dodecanoil-N-metilglicina sodium salt, Sarkosyl NL

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25 G
US$ 393,00

US$ 393,00

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25 G
US$ 393,00

About This Item

Fórmula lineal:
CH3(CH2)10CON(CH3)CH2COONa
Número de CAS:
Peso molecular:
293.38
Beilstein:
5322974
Número CE:
Número MDL:
Código UNSPSC:
12161900
ID de la sustancia en PubChem:
NACRES:
NA.25

US$ 393,00

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grado

Molecular Biology

Nivel de calidad

descripción

anionic

Línea del producto

BioUltra

Ensayo

≥99.0% (HPLC)

Formulario

powder

mol peso

micellar avg mol wt 600
average mol wt 600

número de agregación

2

impurezas

DNases, none detected
RNases, none detected
insoluble matter, passes filter test
phosphatases, none detected
proteases, none detected

pérdida

≤1% loss on drying, 110 °C

pH

7.0-9.0 (25 °C, 1 M in H2O)

CMC

14.6 mM (20-25°C)

solubilidad

H2O: 1 M at 20 °C, clear, colorless

trazas de anión

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg

trazas de catión

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λ

1 M in H2O

Absorción UV

λ: 260 nm Amax: 0.2
λ: 280 nm Amax: 0.06

cadena SMILES

[Na+].CCCCCCCCCCCC(=O)N(C)CC([O-])=O

aplicaciones

sample preservation

InChI

1S/C15H29NO3.Na/c1-3-4-5-6-7-8-9-10-11-12-14(17)16(2)13-15(18)19;/h3-13H2,1-2H3,(H,18,19);/q;+1/p-1

Clave InChI

KSAVQLQVUXSOCR-UHFFFAOYSA-M

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Descripción general

The N-lauroylsarcosine sodium salt is applicable for processes that require tight control of elemental content. This product aids in the solubilization and separation of membrane proteins, glycoproteins, and the isolation of RNA and plasmids. N-lauroylsarcosine sodium salt serves as an antifoaming supplement or as a component of a lysing buffer of bacteria or other cells. It indicates the paramagnetic anisotropy sign change in the micelle mesophase. N-lauroylsarcosine sodium salt inhibits hexokinase and the bacterial flora of human saliva/gut at 0.25%. It also exhibits fungistatic activity in aqueous dispersion (1%). N-lauroylsarcosine (LS) is an anionic surfactant with protein denaturant potency that is structurally similar to sodium lauryl sulfate (SLS). It can inactivate herpes simplex virus (HSV) infectivity in vitro. It is used as a microbicide in topical vaginal formulations to block the transmission of HSV, human immunodeficiency virus type 1 (HIV-1), and possibly other pathogens causing sexually transmitted diseases (STDs).[1]

Aplicación

N-Lauroylsarcosine sodium salt has been used as a component:

  • of nuclease stop mix, embryo extract buffer to dissociate nonspecifically bound proteins from chromatin
  • of proteinase K solution for the heat denaturation of genomic DNA
  • of 10% (w/v) sarcosyl/0.5 M ethylenediaminetetraacetic acid (EDTA) solution to prepare EDTA-sarcosyl-proteinase (ESP) buffer
  • in the hybridization buffer for in situ hybridization histochemistry[2]
  • in the embryo extract buffer to dissociate nonspecifically bound proteins from chromatin[3]
  • in proteinase K solution to inactivate the enzymes[4]

Otras notas

Tensioactivo aniónico.

Pictogramas

Skull and crossbonesCorrosion

Palabra de señalización

Danger

Frases de peligro

Clasificaciones de peligro

Acute Tox. 2 Inhalation - Eye Dam. 1 - Skin Irrit. 2

Código de clase de almacenamiento

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

Clase de riesgo para el agua (WGK)

WGK 1

Punto de inflamabilidad (°F)

512.6 °F - closed cup

Punto de inflamabilidad (°C)

267 °C - closed cup

Equipo de protección personal

Eyeshields, Gloves, type N95 (US)


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UV laser cross-linking: a real-time assay to study dynamic protein/DNA interactions during chromatin remodeling
Akhilesh NK and Gordon HL
Science's STKE : Signal Transduction Knowledge Environment (2004)
Ahmed I Abo-Ahmed et al.
Acta histochemica, 122(6), 151597-151597 (2020-08-12)
The retina possesses few types of neurons so; it is considered an excellent model for understanding the neural mechanisms underlying basic neural information processing in the brain. Glutamate is the major excitatory neurotransmitter in the vertebrate central nervous system and
Iryna Benilova et al.
Proceedings of the National Academy of Sciences of the United States of America, 117(38), 23815-23822 (2020-09-10)
Prions are infectious agents which cause rapidly lethal neurodegenerative diseases in humans and animals following long, clinically silent incubation periods. They are composed of multichain assemblies of misfolded cellular prion protein. While it has long been assumed that prions are
Shunfei Yan et al.
British journal of cancer, 124(3), 616-627 (2020-11-12)
Intrinsic and acquired drug resistance represent fundamental barriers to the cure of high-grade serous ovarian carcinoma (HGSC), the most common histological subtype accounting for the majority of ovarian cancer deaths. Defects in homologous recombination (HR) DNA repair are key determinants
Gültekin Tamgüney et al.
Proceedings of the National Academy of Sciences of the United States of America, 106(35), 15002-15006 (2009-08-27)
Prions are infectious proteins that cause fatal neurodegenerative diseases. Because astrocytic gliosis marked by the deposition of fibrils composed of GFAP is a prominent feature of prion disease, we asked whether GFAP might be used as a surrogate marker for

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

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  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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