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Merck

8.18533

Dipropylene glycol monomethyl ether

(mixture of isomeres) for synthesis

别名:

Dipropylene glycol monomethyl ether, DPM, Methoxypropoxypropanol

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关于此项目

线性分子式:
(CH3O)C3H6OC3H6(OH)
化学文摘社编号:
分子量:
148.20
MDL號碼:
分類程式碼代碼:
12352104
酶委員會索引編號:
252-104-2
NACRES:
NA.22

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蒸汽壓力

0.75 hPa ( 25 °C)

品質等級

形狀

liquid

自燃溫度

205 °C (DIN 51794)

效力

>5000 mg/kg LD50, oral (Rat)
9500 mg/kg LD50, skin (Rabbit)

expl. lim.

1.1-14 % (v/v)

pH值

6-7 (20 °C, 200 g/L in H2O)

bp

184 °C/1013 hPa

mp

<-50 °C

轉變溫度

flash point 79 °C

密度

0.95 g/cm3 at 20 °C

儲存溫度

2-30°C

SMILES 字串

O(C(CO)C)CC(OC)C

InChI

1S/C7H16O3/c1-6(4-8)10-5-7(2)9-3/h6-8H,4-5H2,1-3H3

InChI 密鑰

CUDYYMUUJHLCGZ-UHFFFAOYSA-N

分析報告

Assay isomers (GC, area%): ≥ 95.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.954 - 0.956
Identity (IR): passes test

儲存類別代碼

10 - Combustible liquids

水污染物質分類(WGK)

WGK 1

閃點(°F)

167.0 °F - closed cup

閃點(°C)

75 °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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