8.41124
Methylenediphosphonic acid
for synthesis
Synonym(s):
Methylenediphosphonic acid, Methanediphosphonic acid, Medronic acid
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About This Item
Empirical Formula (Hill Notation):
CH6O6P2
CAS Number:
Molecular Weight:
176.00
UNSPSC Code:
12352106
EC Index Number:
217-851-0
NACRES:
NA.22
MDL number:
Assay:
≥97.0% (acidimetric)
Form:
powder
Quality Level
assay
≥97.0% (acidimetric)
form
powder
mp
200-205 °C
storage temp.
2-30°C
SMILES string
[Na+].[Na+].[P](=O)([O-])([O-])C[P](=O)(O)O
InChI
1S/CH6O6P2.2Na/c2-8(3,4)1-9(5,6)7;;/h1H2,(H2,2,3,4)(H2,5,6,7);;/q;2*+1/p-2
InChI key
RXSYPQBNTPQOTQ-UHFFFAOYSA-L
Analysis Note
Assay (acidimetric): ≥ 97.0 %
Melting range (lower value): ≥ 198 °C
Melting range (upper value): ≤ 204 °C
Identity (IR): passes test
Melting range (lower value): ≥ 198 °C
Melting range (upper value): ≤ 204 °C
Identity (IR): passes test
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signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Skin Corr. 1B
Storage Class
8A - Combustible, corrosive hazardous materials
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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