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Merck
CN

79213

1,1′-Oxybis[3-(2-methoxyphenoxy)-2-propanol]

pharmaceutical impurity standard

Synonym(s):

Guaifenesin impurity C (PhEur)

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About This Item

Empirical Formula (Hill Notation):
C20H26O7
Molecular Weight:
378.42
NACRES:
NA.24
PubChem Substance ID:
UNSPSC Code:
41116107
MDL number:
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Quality Segment

API family

guaifenesin

assay

≥98.0% (HPLC)

shelf life

limited shelf life, expiry date on the label

impurities

≤5.0% water (calc. from elemental analysis)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

OC(COCC(COC1=C(OC)C=CC=C1)O)COC2=CC=CC=C2OC

InChI

1S/C20H26O7/c1-23-17-7-3-5-9-19(17)26-13-15(21)11-25-12-16(22)14-27-20-10-6-4-8-18(20)24-2/h3-10,15-16,21-22H,11-14H2,1-2H3

InChI key

AFKSAYSHFVIMCI-UHFFFAOYSA-N



pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



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