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5-溴-DL-色氨酸

5-溴-DL-色氨酸名称

[ CAS 号 ]:
6548-09-0

[ 中文名 ]:
5-溴-DL-色氨酸

[ 英文名 ]:
5-Bromotryptophan

[中文别名 ]:

5-溴色氨酸

[英文别名 ]:

T56 BMJ D1YZVQ GE
2-Ammonio-3-(5-bromo-1H-indol-3-yl)propanoate
5-Bromotryptophan
5-bromotryptophan zwitterion
EINECS 229-464-4
2-Amino-3-(5-bromo-1H-indol-3-yl)propanoic acid
Tryptophan, 5-bromo-
2-Amino-3-(5-bromo-1H-indol-3-yl)propionic acid
MFCD00005648

5-溴-DL-色氨酸物理化学性质

[ 密度 ]:
1.7±0.1 g/cm3

[ 沸点 ]:
495.8±45.0 °C at 760 mmHg

[ 熔点 ]:
264 °C (dec.)(lit.)

[ 分子式 ]:
C₁₁H₁₁BrN₂O₂

[ 分子量 ]:
283.121

[ 闪点 ]:
253.7±28.7 °C

[ 精确质量 ]:
282.000397

[ PSA ]:
79.11000

[ LogP ]:
1.89

[ 外观性状 ]:
灰白色至淡米色细结晶粉末

[ 蒸汽压 ]:
0.0±1.3 mmHg at 25°C

[ 折射率 ]:
1.718

[ 储存条件 ]:
2-8°C，避光，干燥

5-溴-DL-色氨酸MSDS

5-溴-DL-色氨酸安全信息

[ 个人防护装备 ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ 安全声明 (欧洲) ]:
S24/25

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
3

[ 海关编码 ]:
2933990090

5-溴-DL-色氨酸合成路线

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5-溴-DL-色氨酸海关

[ 海关编码 ]: 2933990090

[ 中文概述 ]:
2933990090. 其他仅含氮杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

5-溴-DL-色氨酸文献

Analysis of bromotryptophan and hydroxyproline modifications by high-resolution, high-accuracy precursor ion scanning utilizing fragment ions with mass-deficient mass tags.

Anal. Chem. 74(24) , 6230-6, (2002)

Protein modifications are often detected by precursor ion scanning. When quadrupole TOF mass spectrometers are used for precursor ion scanning with high-resolution, high-accuracy fragment ion selectio...

11-fold symmetry of the trp RNA-binding attenuation protein (TRAP) from Bacillus subtilis determined by X-ray analysis.

J. Mol. Biol. 244(1) , 1-5, (1994)

The trp RNA-binding attenuation protein (TRAP) of Bacillus subtilis has been crystallized and examined by crystallography using X-ray synchrotron radiation diffraction data. Crystals of TRAP complexed...

Hemoglobin S antigelation agents based on 5-bromotryptophan with potential for sickle cell anemia.

J. Med. Chem. 33(12) , 3138-42, (1990)

5-Bromotryptophan (5-BrTrp) is the most potent amino acid derivative reported in the literature to inhibit the gelation of hemoglobin S (from sickle cell anemia patients). Trp-Trp is also more potent ...

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