1154707
USP
Cyclomethicone 4
United States Pharmacopeia (USP) Reference Standard
Synonym(s):
Octamethylcyclotetrasiloxane
About This Item
grade
pharmaceutical primary standard
vapor density
1 (vs air)
API family
cyclomethicone
form
liquid
manufacturer/tradename
USP
refractive index
n20/D 1.396 (lit.)
bp
175-176 °C (lit.)
mp
17-18 °C (lit.)
density
0.956 g/mL at 25 °C (lit.)
application(s)
pharmaceutical (small molecule)
format
neat
storage temp.
2-8°C
SMILES string
C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1
InChI
1S/C8H24O4Si4/c1-13(2)9-14(3,4)11-16(7,8)12-15(5,6)10-13/h1-8H3
InChI key
HMMGMWAXVFQUOA-UHFFFAOYSA-N
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General description
For further information and support please go to the website of the issuing Pharmacopoeia.
Analysis Note
Other Notes
related product
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Aquatic Acute 1 - Aquatic Chronic 1 - Flam. Liq. 3 - Repr. 2
WGK
WGK 3
Regulatory Information
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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