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ChemicalBook >> CAS DataBase List >> Methylphosphonic acid

Methylphosphonic acid

Methylphosphonic acid price.
  • $25.6 - $1370
  • Product name: Methylphosphonic acid
  • CAS: 993-13-5
  • MF: CH5O3P
  • MW: 96.02
  • EINECS:213-607-2
  • MDL Number:MFCD00002137
  • Synonyms:Methylphosphonicacid,98%;Methanephosphonic acid,98%;Methylphosphonic acid ,97.5%;Methanephosphonic acid, 98% 25GR;Methanephosphonic acid, 98% 5GR;NSC 119358;Methylphosphonic acid solution ;Phosphonic acid, P-methyl-
Price20 Properties Safety Information Description
20 prices
Selected condition：
Brand
  • American Custom Chemicals Corporation
  • Medical Isotopes, Inc.
  • Rare Earth Products
  • Sigma-Aldrich
  • Thermo Scientific Chemicals
  • TRC
Package
  • 100mg
  • 500mg
  • 1G
  • 2.5g
  • 5gm
  • 5G
  • 10g
  • 25gm
  • 25G
  • 100g
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberOPC0007222
  • Product descriptionMETHYLPHOSPHONIC ACID 95.00%
  • Packaging1G
  • Price$631.48
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberOPC0007222
  • Product descriptionMETHYLPHOSPHONIC ACID 95.00%
  • Packaging5G
  • Price$868.2
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberOPC0007222
  • Product descriptionMETHYLPHOSPHONIC ACID 95.00%
  • Packaging25G
  • Price$1323.12
  • Updated2021-12-16
  • Buy
  • ManufacturerMedical Isotopes, Inc.
  • Product number71531
  • Product descriptionP-Methylphosphonicacid
  • Packaging5G
  • Price$290
  • Updated2021-12-16
  • Buy
  • ManufacturerRare Earth Products
  • Product numberM1535
  • Product descriptionMethylphosphonic acid, 98% 98%
  • Packaging5gm
  • Price$27
  • Updated2026-06-05
  • Buy
  • ManufacturerRare Earth Products
  • Product numberM1535
  • Product descriptionMethylphosphonic acid, 98% 98%
  • Packaging25gm
  • Price$128
  • Updated2026-06-05
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number289868
  • Product descriptionMethylphosphonic acid 98%
  • Packaging1g
  • Price$54
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number40941
  • Product descriptionMethylphosphonic acid 99.0-101.0% (T)
  • Packaging100mg
  • Price$86
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number289868
  • Product descriptionMethylphosphonic acid 98%
  • Packaging5g
  • Price$91
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number40941
  • Product descriptionMethylphosphonic acid 99.0-101.0% (T)
  • Packaging500mg
  • Price$342
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number289868
  • Product descriptionMethylphosphonic acid 98%
  • Packaging25g
  • Price$289
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number40941
  • Product descriptionMethylphosphonic acid 99.0-101.0% (T)
  • Packaging2.5g
  • Price$1370
  • Updated2026-04-30
  • Buy
  • ManufacturerThermo Scientific Chemicals
  • Product numberA12619
  • Product descriptionMethylphosphonic acid, 98%
  • Packaging100g
  • Price$668
  • Updated2023-06-20
  • Buy
  • ManufacturerThermo Scientific Chemicals
  • Product numberA12619
  • Product descriptionMethylphosphonic acid, 98%
  • Packaging1g
  • Price$25.6
  • Updated2023-06-20
  • Buy
  • ManufacturerThermo Scientific Chemicals
  • Product numberA12619
  • Product descriptionMethylphosphonic acid, 98%
  • Packaging5g
  • Price$71.5
  • Updated2023-06-20
  • Buy
  • ManufacturerThermo Scientific Chemicals
  • Product numberA12619
  • Product descriptionMethylphosphonic acid, 98%
  • Packaging25g
  • Price$237
  • Updated2023-06-20
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
American Custom Chemicals Corporation OPC0007222 METHYLPHOSPHONIC ACID 95.00% 1G $631.48 2021-12-16 Buy
American Custom Chemicals Corporation OPC0007222 METHYLPHOSPHONIC ACID 95.00% 5G $868.2 2021-12-16 Buy
American Custom Chemicals Corporation OPC0007222 METHYLPHOSPHONIC ACID 95.00% 25G $1323.12 2021-12-16 Buy
Medical Isotopes, Inc. 71531 P-Methylphosphonicacid 5G $290 2021-12-16 Buy
Rare Earth Products M1535 Methylphosphonic acid, 98% 98% 5gm $27 2026-06-05 Buy
Rare Earth Products M1535 Methylphosphonic acid, 98% 98% 25gm $128 2026-06-05 Buy
Sigma-Aldrich 289868 Methylphosphonic acid 98% 1g $54 2026-04-30 Buy
Sigma-Aldrich 40941 Methylphosphonic acid 99.0-101.0% (T) 100mg $86 2026-04-30 Buy
Sigma-Aldrich 289868 Methylphosphonic acid 98% 5g $91 2026-04-30 Buy
Sigma-Aldrich 40941 Methylphosphonic acid 99.0-101.0% (T) 500mg $342 2026-04-30 Buy
Sigma-Aldrich 289868 Methylphosphonic acid 98% 25g $289 2026-04-30 Buy
Sigma-Aldrich 40941 Methylphosphonic acid 99.0-101.0% (T) 2.5g $1370 2026-04-30 Buy
Thermo Scientific Chemicals A12619 Methylphosphonic acid, 98% 100g $668 2023-06-20 Buy
Thermo Scientific Chemicals A12619 Methylphosphonic acid, 98% 1g $25.6 2023-06-20 Buy
Thermo Scientific Chemicals A12619 Methylphosphonic acid, 98% 5g $71.5 2023-06-20 Buy
Thermo Scientific Chemicals A12619 Methylphosphonic acid, 98% 25g $237 2023-06-20 Buy
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Properties

Melting point :105-107 °C(lit.)
Boiling point :265.2±23.0 °C(Predicted)
Density :1.495±0.06 g/cm3(Predicted)
vapor pressure :0Pa at 20℃
storage temp. :-20°C
solubility :H2O: soluble2.88 g in 30 mL, clear, colorless
form :Crystalline Powder
pka :pK1:2.38;pK2:7.74 (25°C)
color :White to off-white
PH :0.9-1.4
Water Solubility :Soluble in water and alcohol.
Sensitive :Hygroscopic
λmax :λ: 260 nm Amax: ≤0.05
λ: 280 nm Amax: ≤0.04 BRN :1739372
Stability :Stable. Incompatible with strong oxidizing agents, strong bases.
LogP :-1.556 at 20℃
EPA Substance Registry System :Phosphonic acid, P-methyl- (993-13-5)

Safety Information

Symbol(GHS): Corrosion (GHS05)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Methylphosphonic acid is used to produce methyl-phosphonic acid dichloride by chlorination.

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Suppliers and manufacturers

SHAANXI DIDEU MEDICHEM CO.LTD Tianjin Rongshen Chemical Co., Ltd Shanghai YanyiBao Pharmaceutical Technology Co., Ltd. Beijing LNP Biotechnology Pharmaceutical Co., Ltd. Heze Chuangfa Biotechnology Co., Ltd. J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Alfa Aesar Beijing HwrkChemical Technology Co., Ltd Energy Chemical