라우릴황산 나트륨

C₁₂H₂₅NaO₄S

IUPAC: Sodium dodecyl sulfate

CAS: 151-21-3

개요

Sodium lauryl sulfate (SLS) is one of the most widely used anionic surfactants. It creates the foamy lather in toothpaste, shampoo, and soap. In biochemistry, it is used in SDS-PAGE gel electrophoresis to denature proteins and give them uniform charge.

구성

원소 기호 원자 원자 질량
수소 H 25 1.0080
탄소 C 12 12.0110
산소 O 4 15.9990
나트륨 Na 1 22.9900
황 S 1 32.0600

원소 구성

H
수소 ×25
8.7%
C
탄소 ×12
50.0%
O
산소 ×4
22.2%
Na
나트륨 ×1
8.0%
S
황 ×1
11.1%

용도

  • • Shampoo and body wash foaming agent
  • • Toothpaste surfactant
  • • SDS-PAGE protein electrophoresis
  • • Industrial cleaning

흥미로운 사실

  • ✦ Every biochemistry student has used SDS-PAGE, which separates proteins by size using this surfactant

안전

  • ⚠ Skin and eye irritant
  • ⚠ Can cause mouth ulcers in toothpaste for some people
  • ⚠ Not toxic at typical use concentrations

구조

SMILES

CCCCCCCCCCCCOS(=O)(=O)[O-].[Na+]

성질

유형
salt
상태
solid
몰 질량
288.37 g/mol
밀도
1.0100 g/cm³
녹는점
206.0 °C
용해도
150 g/L at 20°C

분자 기술자

정확 질량
288.1371
TPSA
74.8 Ų
수소결합 주개
0
수소결합 받개
4
회전 가능 결합
12
중원자
18
복잡도
249.0

다른 이름

SLS SDS Sodium dodecyl sulfate

관련 화합물

염화은

AgCl

질산은

AgNO₃

염화바륨

BaCl₂

염화칼륨

KCl

인산칼슘

Ca₃(PO₄)₂

질산칼륨

KNO₃

탄산리튬

Li₂CO₃

탄산바륨

BaCO₃

탄산칼륨

K₂CO₃

탄산칼슘

CaCO₃

Frequently Asked Questions

What is 라우릴황산 나트륨?
라우릴황산 나트륨 (C₁₂H₂₅NaO₄S) is a salt compound with the IUPAC name Sodium dodecyl sulfate.
What is the molecular weight of 라우릴황산 나트륨?
라우릴황산 나트륨 has a molar mass of 288.372 g/mol.
What state is 라우릴황산 나트륨 at room temperature?
라우릴황산 나트륨 is a solid at room temperature.
Is 라우릴황산 나트륨 organic or inorganic?
라우릴황산 나트륨 is classified as an inorganic compound.
What elements make up 라우릴황산 나트륨?
라우릴황산 나트륨 (C₁₂H₂₅NaO₄S) is composed of 수소 (H), 탄소 (C), 산소 (O), 나트륨 (Na), 황 (S).