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Merck

1044006

USP

阿司匹林

United States Pharmacopeia (USP) Reference Standard

别名:

乙酰水杨酸, 2-乙酰氧基苯甲酸, O-乙酰水杨酸, ASA, 阿司匹林

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About This Item

线性分子式:
2-(CH3CO2)C6H4CO2H
CAS号:
分子量:
180.16
Beilstein:
779271
MDL號碼:
分類程式碼代碼:
41116107
PubChem物質ID:
NACRES:
NA.24

等級

pharmaceutical primary standard

API 家族

aspirin

製造商/商標名

USP

mp

134-136 °C (lit.)

應用

pharmaceutical (small molecule)

格式

neat

SMILES 字串

CC(=O)Oc1ccccc1C(O)=O

InChI

1S/C9H8O4/c1-6(10)13-8-5-3-2-4-7(8)9(11)12/h2-5H,1H3,(H,11,12)

InChI 密鑰

BSYNRYMUTXBXSQ-UHFFFAOYSA-N

基因資訊

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一般說明

本品按现行药典规定交付。所有为支持本产品而提供的信息,包括SDS和任何产品信息单均由药典颁发机构制定并发布。如需进一步信息和支持,请访问现行药典网站。

應用

阿司匹林USP 参考标准品适用于指定 USP 药典质量测试和分析。

还可根据美国药典(USP)以下规定的专论,配制杂质分析和性能试验用标准溶液:
  • 卡立普多和阿司匹林片剂。
  • 阿司匹林片剂。
  • 阿司匹林丸剂。
  • 布他比妥、阿司匹林、咖啡因和磷酸可待因胶囊。

生化/生理作用

通过抑制环氧化酶(前列腺素H合酶),对COX-1亚型具有更高的选择性,阻止前列腺素的产生。抗血栓作用是由于COX-1在血小板中的抑制作用,阻止血栓形成和血小板聚集。 对结直肠及其他实体肿瘤有化学预防作用。

分析報告

这些产品仅供测试和分析使用。它们不适用于人类或动物的给药,不可用于诊断、治疗或治愈任何疾病。  ​

其他說明

可能适用相应的销售限制。

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Acute Tox. 4 Oral

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

482.0 °F

閃點(°C)

250 °C


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Yu-Chi Tung et al.
Medical care, 52(6), 519-527 (2014-05-03)
A volume-outcome relationship has been found for acute myocardial infarction (AMI); however, the mechanisms underlying the relationship remain unclear. In particular, it is not known whether processes of care are mediators of the volume-outcome relationship, that is, whether the mechanisms
Gideon Sahar et al.
The Journal of thoracic and cardiovascular surgery, 149(4), 1042-1050 (2015-04-25)
We compared the flow rates, reactivity, and morphology of the distal internal thoracic artery and its branches, the superior epigastric and musculophrenic arteries, to test their applicability as possible conduits in coronary artery bypass grafting surgeries. Skeletonized internal thoracic artery
Gwen M C Masclee et al.
Gastroenterology, 147(4), 784-792 (2014-06-18)
Concomitant use of nonsteroidal anti-inflammatory drugs (NSAIDs) and low-dose aspirin increases the risk of upper gastrointestinal bleeding (UGIB). Guidelines suggest avoiding certain drug combinations, yet little is known about the magnitude of their interactions. We estimated the risk of UGIB
Yasuo Ikeda et al.
JAMA, 312(23), 2510-2520 (2014-11-18)
Prevention of atherosclerotic cardiovascular diseases is an important public health priority in Japan due to an aging population. To determine whether daily, low-dose aspirin reduces the incidence of cardiovascular events in older Japanese patients with multiple atherosclerotic risk factors. The
Sigrun Halvorsen et al.
Journal of the American College of Cardiology, 64(3), 319-327 (2014-07-19)
Although the use of oral anticoagulants (vitamin K antagonists) has been abandoned in primary cardiovascular prevention due to lack of a favorable benefit-to-risk ratio, the indications for aspirin use in this setting continue to be a source of major debate

商品

Separation of Acetaminophen, meets USP testing specifications, 98.0-102.0%, powder; Caffeine, meets USP testing specifications, anhydrous; Benzoic acid, meets USP testing specifications; Aspirin, meets USP testing specifications

Separation of Acetaminophen, meets USP testing specifications, 98.0-102.0%, powder; Caffeine, meets USP testing specifications, anhydrous; Benzoic acid, meets USP testing specifications; Aspirin, meets USP testing specifications

实验方案

Separation of Acetylsalicylic acid, analytical standard; Salicylic acid, BioXtra, ≥99.0%

Separation of Salicylic acid, meets analytical specification of Ph. Eur., BP, USP, 99.5-100.5% (calc. to the dried substance); Acetylsalicylic acid, purum, ≥99.0% (HPLC)

Separation of 4-Hydroxybenzoic acid; Acetylsalicylic acid; Benzoic acid; Salicylic acid; Ethyl 4-hydroxybenzoate

HPLC Analysis of Benzoic Acid Derivatives on Ascentis® C18

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