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Substance Name: MAMA
RN: 2321-53-1
UNII: 83358PW33I
InChIKey: MLWMZTRCXNCAPF-UHFFFAOYSA-N
Classification Codes
- Agricultural Chemical
- Herbicide
- Mutation Data
Molecular Formula
- C-H4-As-O3.H4-N
Molecular Weight
- 157.0
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Names and Synonyms
Results Name
- MAMA
Name of Substance
- Methylarsonic acid ammonium salt
Synonyms
- Ammonium hydrogen methylarsonate
- Ammonium methanearsonate
- Ansar 157
- Arsonic acid, methyl-, monoammonium salt
- Caswell No. 580C
- EPA Pesticide Chemical Code 013808
- MAMA
- Methanearsonic acid, ammonium salt
- Methylarsonat monoamonny
- Methylarsonat monoamonny [Czech]
- Methylarsonic acid ammonium salt
- Monoammonium methanearsonate
- UNII-83358PW33I
- USAF AN-16
Systematic Names
- Arsonic acid, methyl-, monoammonium salt
- Methanearsonic acid, monoammonium salt
Registry Numbers
CAS Registry Number
- 2321-53-1
FDA UNII
- 83358PW33I
Related Registry Number
- 124-58-3 (Parent)
System Generated Number
- 0002321531
Molecular Formulas
Molecular Formula
- C-H4-As-O3.H4-N
Molecular Formula Fragments
- C-H4-As-O3
- COMPONENT
- H4-N
Structure Descriptors
InChI
InChI=1S/CH5AsO3.H3N/c1-2(3,4)5;/h1H3,(H2,3,4,5);1H3InChIKey
MLWMZTRCXNCAPF-UHFFFAOYSA-NSmiles
[NH4+].C[As](=O)Toxicity
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intraperitoneal | > 1gm/kg (1000mg/kg) | National Technical Information Service. Vol. AD691-490, | |
| rat | LD50 | oral | 750mg/kg (750mg/kg) | "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969Vol. 4, Pg. 266, 1969. |