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93359

Sigma-Aldrich

Tris 乙磺酸

BioUltra, ≥99.5% (calc. based on dry substance, T)

别名:

2-[[三(羟甲基)甲基]氨基]乙磺酸, N-三(羟甲基)甲基-2-氨基乙烷磺酸, TES 游离酸

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About This Item

经验公式（希尔记法）:
C6H15NO6S
CAS号:
7365-44-8
分子量:
229.25
Beilstein:
1957061
EC 号:
230-906-3
MDL编号:
MFCD00007532
UNSPSC代码:
12161700
PubChem化学物质编号:
57653539
NACRES:
NA.25

产品线

BioUltra

方案

≥99.5% (calc. based on dry substance, T)

表单

powder

杂质

insoluble matter, passes filter test

灼烧残渣

≤0.1% (as SO4)

缺失

≤0.5% loss on drying, 110 °C

pH值（酸碱度）

3.5-5.0 (25 °C, 1 M in H2O)

有效pH范围

6.8-8.2

pKa (25 °C)

7.5

mp

~225 °C (dec.)

溶解性

H2O: 1 M at 20 °C, clear, colorless

痕量阴离子

chloride (Cl-): ≤500 mg/kg
sulfate (SO42-): ≤50 mg/kg

痕量阳离子

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: ≤200 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤100 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λ

1 M in H2O

紫外吸收

λ: 260 nm Amax: 0.055
λ: 280 nm Amax: 0.045

SMILES字符串

OCC(CO)(CO)NCCS(O)(=O)=O

InChI

1S/C6H15NO6S/c8-3-6(4-9,5-10)7-1-2-14(11,12)13/h7-10H,1-5H2,(H,11,12,13)

InChI key

JOCBASBOOFNAJA-UHFFFAOYSA-N

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应用

TES is a physiological Good′s buffer (pH 74.-7.9) used in biological research applications. It is often compared to other Good′s buffers for chemistry and optimal performance in a given system.

其他说明

Hydrogen ion buffer for biological research; Suitable buffer for epidermal cell growth at pH 7.4-7.9 where additional buffering capacity is required

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BCBZ5635
BCBR5343V
BCBQ6911V
BCBL5643V
BCBG9557V

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H. Hammar et al.
Epidermis Dis., Proc. Eur. Soc. Dermatol. Res. Symp. 1979, 243-243 (1981)
G M Randall et al.
Gastroenterology, 96(5 Pt 1), 1274-1281 (1989-05-01)
Excellent clinical results have been reported with sclerotherapy for control of nonvariceal gastrointestinal hemorrhage. However, there are few controlled or comparative data on different sclerosing agents for treatment of lesions with active arterial bleeding or nonbleeding visible vessels. In a
Yikang Wu et al.
Organic letters, 4(13), 2141-2144 (2002-06-21)
[reaction: see text] In DMSO cleavage of triethylsilyl (TES) ethers by o-iodoxybenzoic acid (IBX) was significantly faster than cleavage of tert-butyldimethylsilyl (TBS) ethers or further oxidation into carbonyl compounds. In most cases, TES protecting groups could be removed in good
M J Taylor et al.
The British journal of ophthalmology, 73(10), 781-791 (1989-10-01)
Preservation solutions for short-term storage of isolated donor corneas for use in penetrating keratoplasty have all been based on tissue culture medium, on the assumption that media designed to maintain the viability of cells at physiological temperatures will also provide
N Sugiyama et al.
Molecular reproduction and development, 58(1), 30-38 (2001-01-06)
The growth, differentiation, and death/survival of spermatogonia are precisely regulated for the proper production of spermatozoa. We have previously shown that Bcl-2 ectopically expressed in spermatogonia caused the inhibition of normal spermatogonial apoptosis and the subsequent failure of differentiation in
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