히스티딘

C₆H₉N₃O₂

IUPAC: (2S)-2-Amino-3-(1H-imidazol-4-yl)propanoic acid

CAS: 71-00-1

개요

Histidine is a conditionally essential amino acid containing an imidazole side chain. It is the precursor to histamine and plays a crucial role in enzyme active sites.

구성

원소 기호 원자 원자 질량
수소 H 9 1.0080
탄소 C 6 12.0110
질소 N 3 14.0070
산소 O 2 15.9990

원소 구성

H
5.8%
C
46.4%
N
27.1%
O
20.6%

용도

  • Dietary supplement
  • Pharmaceutical
  • Metal chelation

흥미로운 사실

  • The imidazole group allows histidine to switch between protonated and neutral forms at physiological pH

구조

SMILES

C1=C(NC=N1)CC(C(=O)O)N

성질

유형
organic
상태
solid
몰 질량
155.16 g/mol
밀도
1.4200 g/cm³
녹는점
282.0 °C
용해도
43 g/L at 25°C

분자 기술자

정확 질량
155.0695
XLogP
-3.2
TPSA
92.0 Ų
수소결합 주개
3
수소결합 받개
4
회전 가능 결합
3
중원자
11
복잡도
151.0

Frequently Asked Questions

What is 히스티딘?
히스티딘 (C₆H₉N₃O₂) is a organic compound with the IUPAC name (2S)-2-Amino-3-(1H-imidazol-4-yl)propanoic acid.
What is the molecular weight of 히스티딘?
히스티딘 has a molar mass of 155.16 g/mol.
What state is 히스티딘 at room temperature?
히스티딘 is a solid at room temperature.
Is 히스티딘 organic or inorganic?
히스티딘 is classified as an organic compound.
What elements make up 히스티딘?
히스티딘 (C₆H₉N₃O₂) is composed of 수소 (H), 탄소 (C), 질소 (N), 산소 (O).