549746
Tetrahydro-2-methyl-3-thioxo-1,2,4-triazine-5,6-dione
97%
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About This Item
Empirical Formula (Hill Notation):
C4H5N3O2S
CAS Number:
Molecular Weight:
159.17
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
261-490-1
MDL number:
Assay:
97%
InChI key
UMWWHOXOVPIGFD-UHFFFAOYSA-N
InChI
1S/C4H5N3O2S/c1-7-4(10)5-2(8)3(9)6-7/h1H3,(H,6,9)(H,5,8,10)
SMILES string
CN1NC(=O)C(=O)NC1=S
assay
97%
mp
168-171 °C (lit.)
functional group
thiourea
Quality Level
General description
Tetrahydro-2-methyl-3-thioxo-1,2,4-triazine-5,6-dione is an intermediate for synthesizing ceftriaxone.
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
Regulatory Information
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Mio Tange et al.
Chemical & pharmaceutical bulletin, 64(3), 207-214 (2016-03-05)
Ceftriaxone sodium preparation for injection is known to form insoluble microparticles with calcium. The purpose of this study was to evaluate the role of an impurity in the ceftriaxone sodium preparation on this incompatibility. Firstly, using HPLC, two impurities were
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