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Merck
CN
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文件

154563

Sigma-Aldrich

Tris Base

≥99.9%, solid, ultrapure grade

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别名:
2-氨基-2-(羟甲基)-1,3-丙二醇, THAM, Tris 碱, 氨基丁三醇
线性分子式:
NH2C(CH2OH)3
CAS号:
77-86-1
分子量:
121.14
Beilstein:
741883
EC 号:
201-064-4
MDL编号:
MFCD00004679
UNSPSC代码:
12352104
PubChem化学物质编号:
329750892

product name

三（羟甲基）氨基甲烷, ultrapure grade, ≥99.9%

等级

ultrapure grade

检测方案

≥99.9%

形式

solid

有效pH范围

7-9

pKa (25 °C)

8.1

bp

219-220 °C/10 mmHg (lit.)

mp

167-172 °C (lit.)

溶解性

water: 0.66 g/mL, clear, colorless

SMILES字符串

NC(CO)(CO)CO

InChI

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

InChI key

LENZDBCJOHFCAS-UHFFFAOYSA-N

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应用

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

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

分析证书(COA)

输入产品批号来搜索 分析证书(COA) 。批号可以在产品标签上"批“ （Lot或Batch）字后找到。

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  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

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

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

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

    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.

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

    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.

  6. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  7. What is the Department of Transportation shipping information for this product?

    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. 

  8. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

Chem. Abstr., 121, 212675r-212675r (1994)
Chimica Oggi, 12, 24-24 (1994)
Aldrichimica Acta, 16, 35-35 (1983)
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
Filippo Bertoli et al.
Small (Weinheim an der Bergstrasse, Germany), 10(16), 3307-3315 (2014-04-17)
Nanoparticles in contact with cells and living organisms generate quite novel interactions at the interface between the nanoparticle surface and the surrounding biological environment. However, a detailed time resolved molecular level description of the evolving interactions as nanoparticles are internalized
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