CH6O6P2
176 g/mol
APIDanger
Methylenediphosphonic acid
CAS1984-15-2EC217-851-0
Category
API
Compound Class
Organic Acid
Primary Use
Pharmaceutical Raw Material
Methylenediphosphonic acid, also known as medronic acid, is a bisphosphonic acid compound featuring two phosphonic acid groups attached to a single carbon atom. It functions primarily as a chelating agent and is used as a bone density conservation agent.
chelatorbone density conservation agent
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
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Safety Reference
Danger
H314Causes severe skin burns and eye damage
Customs Tariff Classification
The international HS code for Methylenediphosphonic acid (CAS 1984-15-2) is 2931.49.
HS code (international, 6-digit)
2931.49
EU CN code (8-digit)
2931 49 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
phosphonomethylphosphonic acid
InChIKey
MBKDYNNUVRNNRF-UHFFFAOYSA-N
SMILES
C(P(=O)(O)O)P(=O)(O)O
Synonyms (36)
- MDN
- Acide medronique [INN-French]
- Acido medronico [INN-Spanish]
- Acidum medronicum [INN-Latin]
- Medronic acid (USAN)
- Medronic acid - EP
- Medronic acid, European Pharmacopoeia (EP)
- Acide medronique
- Acido medronico
- Acidum medronicum
- MDP, Methanediphosphonic acid
- MEDRONIC ACID
- MEDRONIC ACID [MART.]
- Medronate
- Medronic acid (Standard)
- Medronic acid CRS
- Methylene diphsphonate
- Methylenebiphosphonic acid
- Methylenebis(phosphonic acid)
- Methylenediphosphonic acid
- Phosphonic acid, methylenedi-
- methandiphosphonic acid
- methane-1,1-diphosphonic acid
- methanebisphosphonic acid
- methanediphosphonic acid
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