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重要文件

154563

Sigma-Aldrich

Tris Base

≥99.9%, solid, ultrapure grade

同義詞:

2-氨基-2-(羟甲基)-1,3-丙二醇, THAM, Tris 碱, 氨基丁三醇

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About This Item

線性公式:
NH2C(CH2OH)3
CAS號碼:
分子量::
121.14
Beilstein:
741883
EC號碼:
MDL號碼:
分類程式碼代碼:
12352104
PubChem物質ID:
暫時無法取得訂價和供貨情況

產品名稱

三(羟甲基)氨基甲烷, ultrapure grade, ≥99.9%

等級

ultrapure grade

化驗

≥99.9%

形狀

solid

有用的pH值範圍

7-9

pKa (25 °C)

8.1

bp

219-220 °C/10 mmHg (lit.)

mp

167-172 °C (lit.)

溶解度

water: 0.66 g/mL, clear, colorless

SMILES 字串

NC(CO)(CO)CO

InChI

1S/C4H11NO3/c5-4(1-6,2-7)3-8/h6-8H,1-3,5H2

InChI 密鑰

LENZDBCJOHFCAS-UHFFFAOYSA-N

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應用

缓冲液和一级 pH 标准品。20℃ 下p K a = 8.3。[1]制药科学中的辅助材料。[2][3]

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

dust mask type N95 (US), Eyeshields, Gloves


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分析證明 (COA)

Lot/Batch Number

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Chimica Oggi, 12, 24-24 (1994)
Chem. Abstr., 121, 212675r-212675r (1994)
Aldrichimica Acta, 16, 35-35 (1983)
Sylvain Clède et al.
Chemical communications (Cambridge, England), 48(62), 7729-7731 (2012-06-29)
A rhenium tris-carbonyl derivative has been designed to couple infrared and luminescent detection in cells. Both spectroscopies are consistent with one another; they point out the reliability of the present SCoMPI (for Single Core Multimodal Probe for Imaging) for bimodal
Corey A Baron et al.
Magnetic resonance in medicine, 73(3), 1075-1084 (2014-04-12)
An acquisition method that does not increase scan time or specific absorption rate is investigated for reducing the deleterious effects of cerebrospinal fluid (CSF) partial volume effects on diffusion tensor imaging (DTI) tractography. It is based on using a shorter

Questions

1–4 of 4 Questions  
  1. What is the Department of Transportation shipping information for this product?

    1 answer
    1. Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.

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  2. Where can I find more technical information on Product T54563, Trometamol, and other buffers?

    1 answer
    1. Please visit the Learning Center in our Buffer Explorer section of the website. There you will find helpful formulas, buffer calculator tools and other property information on our buffer products.

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  3. What does the "ultrapure grade" in the description of Product 154563, Tris(hydroxymethyl)aminomethane, indicate?

    1 answer
    1. This material has been specifically purified to have the lowest heavy metals and iron content.

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  4. What solvents can be used to dissolve Product T54563, Trometamol?

    1 answer
    1. According to the chemicals encyclopedia published by the Royal Society of Chemistry (which we also offer as Product No. Z705322), this material is expected to be soluble in water (550 mg/mL), ethylene glycol (79.1 mg/mL), methanol (26 mg/mL), anhydrous ethanol (14.6 mg/mL), 95% ethanol (22 mg/mL), dimethylformamide (14mg/mL) and acetone (2mg/mL) at room temperature.

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