71028
单溴（三甲基铵）二溴化溴
suitable for fluorescence, ≥90.0% (HPLC)
别名:
5-(溴甲基) -N,N,N,2,6-五甲基-1,7-二氧代-1H,7H-吡唑并[1,2-A]吡唑-3-甲基溴化铵, Brombimane q, qBBr, 硫醇MQ, （三甲基铵）单溴二烯
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关于此项目
经验公式（希尔记法）:
C13H19Br2N3O2
化学文摘社编号:
分子量:
409.12
UNSPSC Code:
12171500
NACRES:
NA.32
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
4630658
InChI key
FCRPMMVPBVOKQS-UHFFFAOYSA-M
SMILES string
[Br-].CC1=C(CBr)N2N(C1=O)C(=O)C(C)=C2C[N+](C)(C)C
InChI
1S/C13H19BrN3O2.BrH/c1-8-10(6-14)15-11(7-17(3,4)5)9(2)13(19)16(15)12(8)18;/h6-7H2,1-5H3;1H/q+1;/p-1
assay
≥90.0% (HPLC)
form
powder
solubility
DMSO: 5 mg/mL
fluorescence
λex 380 nm; λem 475 nm in 0.1 M phosphate pH 7.5
suitability
suitable for fluorescence
storage temp.
2-8°C
Quality Level
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Biochem/physiol Actions
在与低分子量硫醇发生共轭反应之前，单溴二胺基本上是不发荧光的。与普通的单溴二胺不同，它带有正电荷，因此可以通过电泳或阳离子交换色谱法分离缀合物
Packaging
无底玻璃瓶。内含物在插入的融合锥体内。
Other Notes
用于标记生物材料中硫醇的试剂
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
M A Whelan et al.
European journal of immunology, 23(12), 3278-3285 (1993-12-01)
Techniques have been developed to measure the reactivity of free thiols in the HLA class I antigen-binding cleft. HLA-B27, which sequencing predicts has a free cysteine at position 67, reacts rapidly with the positively charged thiol reagent monobromotrimethyl-ammoniobimane bromide (qBBr)
Analysis of biological thiols: derivatization with monobromotrimethylammoniobimane and characterization by electrophoresis and chromatography.
R C Fahey et al.
Analytical biochemistry, 107(1), 1-10 (1980-09-01)
M B Zucker et al.
Thrombosis and haemostasis, 55(2), 228-234 (1986-04-30)
Monobromobimane (mBBr, bimane), a compound that penetrates cells and forms a fluorescent adduct with thiol groups, was used to asses the significance of thiols in platelet function. Exposure of washed platelets for 1 min to 100 microM mBBr abolished ADP-induced
D Picot et al.
European journal of biochemistry, 196(2), 329-341 (1991-03-14)
Aspartate aminotransferase undergoes major shifts in the conformational equilibrium of the protein matrix during transamination. The present study defines the two conformational states of the enzyme by crystallographic analysis, examines the conditions under which the enzyme crystallizes in each of
Masataka Murahashi et al.
Analytical and bioanalytical chemistry, 412(23), 5799-5809 (2020-07-10)
Japanese police conduct highly sensitive and quick blood tests to detect human hemoglobin (Hb), because bloodstains left at a crime scene have probative value of circumstantial evidence in a criminal investigation. Although DNA detection from a bloodstain is a useful
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