671975
4-氯甲基-5-甲基-1,3-二氧杂环戊烯-2-酮
97%
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关于此项目
经验公式（希尔记法）:
C5H5ClO3
化学文摘社编号:
分子量:
148.54
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
4798926
InChI
1S/C5H5ClO3/c1-3-4(2-6)9-5(7)8-3/h2H2,1H3
SMILES string
CC1=C(CCl)OC(=O)O1
InChI key
QCLFSYYUWPUWQR-UHFFFAOYSA-N
assay
≥96.5% (HPLC), 97%
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
10 - Combustible liquids
wgk
WGK 3
flash_point_f
264.2 °F
flash_point_c
129 °C
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Iwona Dams et al.
Molecules (Basel, Switzerland), 20(12), 21346-21363 (2015-12-04)
During the process development for multigram-scale synthesis of olmesartan medoxomil (OM), two principal regioisomeric process-related impurities were observed along with the final active pharmaceutical ingredient (API). The impurities were identified as N-1- and N-2-(5-methyl-2-oxo-1,3-dioxolen-4-yl)methyl derivatives of OM. Both compounds, of
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