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459097

Copper(II) chloride dihydrate

99.999%

Copper(II) chloride dihydrate

Synonym(s):

Cupric chloride dihydrate

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Size/SKUAvailabilityPrice
5 g
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$74.40

About This Item

Linear Formula:
CuCl2 · 2H2O
CAS Number:
Molecular Weight:
170.48
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-210-2
MDL number:
Assay:
99.999%
Form:
solid

$74.40


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vapor density

>1 (vs air)

Quality Segment

assay

99.999%

form

solid

reaction suitability

core: copper

impurities

≤15.0 ppm Trace Metal Analysis

mp

100 °C (dec.) (lit.)

SMILES string

Cl[Cu]Cl.[H]O[H].[H]O[H]

InChI

1S/2ClH.Cu.2H2O/h2*1H;;2*1H2/q;;+2;;/p-2

InChI key

MPTQRFCYZCXJFQ-UHFFFAOYSA-L

Application

Copper chloride dehydrate refluxed in acetonitrile can chemoselectively hydrolyze semicarbazones to carbonyl compounds. Copper chloride dehydrate may be used as a catalyst for efficiently cleaving t-butyldimethylsilyl (TBDMS).

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This Item
46784705-5850307483
description

99.999%

description

≥99.95% trace metals basis

description

JIS special grade, ≥99.0%

description

ACS reagent, ≥99.0%

form

solid

form

solid

form

solid

form

crystalline powder, crystals or granules

assay

99.999%

assay

≥99.95% trace metals basis

assay

≥99.0%

assay

≥99.0%

Quality Level

100

Quality Level

100

Quality Level

-

Quality Level

200

impurities

≤15.0 ppm Trace Metal Analysis

impurities

≤0.01% insolubles, ≤500 ppm total metallic impurities

impurities

-

impurities

≤0.01% insolubles

mp

100 °C (dec.) (lit.)

mp

100 °C (dec.) (lit.)

mp

100 °C (dec.) (lit.)

mp

100 °C (dec.) (lit.)

vapor density

>1 (vs air)

vapor density

>1 (vs air)

vapor density

>1 (vs air)

vapor density

>1 (vs air)


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Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 2 - Eye Dam. 1 - Skin Irrit. 2

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves



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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

      Helpful?

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