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Merck

8.18731

水杨酸标准液

for synthesis

别名:

水杨酸标准液

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关于此项目

经验公式(希尔记法):
C7H6O3
化学文摘社编号:
分子量:
138.12
MDL號碼:
分類程式碼代碼:
12352106
酶委員會索引編號:
200-712-3
NACRES:
NA.22

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等級

synthesis grade

品質等級

蒸汽壓力

<1 hPa ( 100 °C)

化驗

≥99% (acidimetric)

形狀

solid

自燃溫度

500 °C

效力

1250-1580 mg/kg LD50, oral (Rat)
>2000 mg/kg LD50, skin (Rat)

技術

tissue culture: suitable

pH值

2.4 ( in H2O, saturated solution)

bp

211 °C/1013 hPa

mp

157-159 °C

轉變溫度

flash point 157 °C

溶解度

water: 2 g/L at 20 °C

密度

1.443 g/cm3 at 20 °C

體積密度

400‑500 kg/m3

儲存溫度

2-30°C

SMILES 字串

[O-]c1c(cccc1)C(=O)O.[H+]

InChI

1S/C7H6O3/c8-6-4-2-1-3-5(6)7(9)10/h1-4,8H,(H,9,10)

InChI 密鑰

YGSDEFSMJLZEOE-UHFFFAOYSA-N

應用


  • 水杨酸与水分胁迫:研究了水杨酸在水分胁迫条件下对刺芹(Eryngium foetidum)形态生理学和精油特征的影响,重点介绍了其增强植物恢复力和次生代谢物产生的作用((Santos et al., 2024)。

  • 植物防御中的水杨酸:重点介绍了以水杨酸为诱导剂来促进南非醉茄(Withania somnifera)中睡茄交酯和酚酸的产生,证明了其在植物生物技术应用中提高次生代谢物产量的功效(Halder and Ghosh, 2024)。

  • 天然深共晶溶剂中的水杨酸:介绍了含水杨酸的天然深共熔溶剂在双水相体系形成中的应用,提出了一种新的药物提取方法,重点介绍了其在药物生产中的潜力( Ghaffari et al., 2024)。

訊號詞

Danger

危險分類

Acute Tox. 4 Oral - Eye Dam. 1 - Repr. 2

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

314.6 °F - closed cup

閃點(°C)

157 °C - closed cup


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Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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