
Organic phosphonic acids and derivatives
- (3)
- (81)
- (30)
- (2)
- (31)
- (1)
- (1)
- (1)
- (7)
- (2)
- (1)
- (14)
- (96)
- (6)
- (2)
- (8)
- (7)
- (1)
- (129)
- (1)
- (6)
- (1)
- (17)
- (16)
- (1)
- (2)
- (5)
- (3)
- (5)
- (3)
- (5)
- (2)
- (2)
- (1)
- (2)
- (3)
- (2)
- (2)
- (3)
- (4)
- (1)
- (5)
- (2)
- (4)
- (8)
- (4)
- (5)
- (3)
- (4)
- (4)
- (2)
- (2)
- (2)
- (6)
- (1)
- (1)
- (8)
- (4)
- (1)
- (1)
- (6)
- (4)
- (3)
- (5)
- (2)
- (2)
- (3)
- (4)
- (1)
- (1)
- (2)
- (4)
- (3)
- (2)
- (4)
- (6)
- (1)
- (1)
- (2)
- (2)
- (2)
- (2)
- (1)
- (1)
- (1)
- (2)
- (5)
- (2)
- (4)
- (2)
- (2)
- (1)
- (6)
- (2)
- (1)
- (2)
- (2)
- (6)
- (1)
- (4)
- (5)
- (6)
- (4)
- (3)
- (3)
- (1)
- (2)
- (2)
- (2)
- (2)
- (10)
- (2)
- (5)
- (8)
- (4)
- (1)
- (6)
- (1)
- (2)
- (3)
- (4)
- (3)
- (4)
- (10)
- (2)
- (2)
- (2)
- (5)
- (4)
- (2)
- (6)
- (2)
- (4)
- (4)
- (5)
- (1)
- (4)
- (2)
- (2)
- (5)
- (3)
- (2)
- (1)
- (3)
- (7)
- (2)
- (5)
- (2)
- (2)
- (3)
- (4)
- (2)
- (3)
- (4)
- (4)
- (1)
- (1)
- (3)
- (1)
- (4)
- (2)
- (1)
- (4)
- (2)
- (2)
- (4)
- (2)
- (1)
- (1)
- (3)
- (3)
- (3)
- (2)
- (3)
- (1)
- (2)
- (2)
- (7)
- (2)
- (1)
- (2)
- (2)
- (22)
- (3)
- (4)
- (2)
- (12)
- (2)
- (1)
- (20)
- (2)
- (6)
- (9)
- (33)
- (32)
- (2)
- (11)
- (49)
- (2)
- (2)
- (2)
- (2)
- (1)
- (9)
- (2)
- (2)
- (2)
- (31)
- (17)
- (70)
- (68)
- (24)
- (7)
- (101)
- (1)
- (1)
- (2)
- (2)
- (3)
- (162)
- (2)
- (17)
- (6)
- (4)
- (2)
- (3)
- (3)
- (4)
- (2)
- (2)
- (2)
- (4)
- (2)
- (3)
- (3)
- (2)
- (2)
- (2)
- (2)
- (3)
- (3)
- (2)
- (3)
- (2)
- (2)
- (3)
- (2)
- (4)
- (2)
- (2)
- (3)
- (2)
- (2)
- (2)
- (2)
- (2)
- (2)
- (2)
- (2)
- (3)
- (1)
- (2)
- (2)
- (5)
- (2)
- (2)
- (2)
- (2)
- (2)
- (1)
- (3)
- (2)
- (2)
- (2)
- (2)
- (2)
- (2)
- (2)
- (3)
- (2)
- (3)
- (2)
- (1)
- (3)
- (2)
- (2)
- (1)
- (2)
- (1)
- (2)
- (1)
- (2)
- (3)
- (2)
- (3)
- (2)
- (2)
- (5)
- (1)
- (3)
- (3)
- (1)
- (3)
- (3)
- (2)
- (3)
- (2)
- (1)
- (3)
- (3)
- (3)
- (2)
- (3)
- (2)
- (2)
- (1)
- (2)
- (2)
- (2)
- (3)
- (2)
- (4)
- (4)
- (2)
- (2)
- (2)
- (2)
- (2)
- (2)
- (3)
Filtered Search Results

4-Phosphonobenzoic Acid 96.0+%, TCI America™
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More
CAS: 618-21-3 Molecular Formula: C7H7O5P Molecular Weight (g/mol): 202.102 MDL Number: MFCD00159431 InChI Key: IEQICHVXWFGDAN-UHFFFAOYSA-N Synonym: 4-Carboxyphenylphosphonic Acid PubChem CID: 12054 IUPAC Name: 4-phosphonobenzoic acid SMILES: C1=CC(=CC=C1C(=O)O)P(=O)(O)O
PubChem CID | 12054 |
---|---|
CAS | 618-21-3 |
Molecular Weight (g/mol) | 202.102 |
MDL Number | MFCD00159431 |
SMILES | C1=CC(=CC=C1C(=O)O)P(=O)(O)O |
Synonym | 4-Carboxyphenylphosphonic Acid |
IUPAC Name | 4-phosphonobenzoic acid |
InChI Key | IEQICHVXWFGDAN-UHFFFAOYSA-N |
Molecular Formula | C7H7O5P |
(Pyridin-2-ylmethyl)phosphonic Acid 98.0+%, TCI America™
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More
CAS: 80241-45-8 Molecular Formula: C6H8NO3P Molecular Weight (g/mol): 173.108 MDL Number: MFCD16877725 InChI Key: WVWCWWLEFNGDBC-UHFFFAOYSA-N PubChem CID: 12730177 IUPAC Name: pyridin-2-ylmethylphosphonic acid SMILES: C1=CC=NC(=C1)CP(=O)(O)O
PubChem CID | 12730177 |
---|---|
CAS | 80241-45-8 |
Molecular Weight (g/mol) | 173.108 |
MDL Number | MFCD16877725 |
SMILES | C1=CC=NC(=C1)CP(=O)(O)O |
IUPAC Name | pyridin-2-ylmethylphosphonic acid |
InChI Key | WVWCWWLEFNGDBC-UHFFFAOYSA-N |
Molecular Formula | C6H8NO3P |
Tetraethyl Ethylenediphosphonate 98.0+%, TCI America™
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More
CAS: 995-32-4 Molecular Formula: C10H24O6P2 Molecular Weight (g/mol): 302.24 MDL Number: MFCD00015133 InChI Key: RSQYXXACEZCDFS-UHFFFAOYSA-N Synonym: tetraethyl ethylenediphosphonate,tetraethyl ethylenebisphosphonate,ethylenediphosphonic acid tetraethyl ester,tetraethyl ethane-1,2-diylbis phosphonate,1,2-bis diethoxyphosphoryl ethane,1,2-bis diethyl-phosphonato ethane,phosphonic acid, 1,2-ethanediylbis-, tetraethyl ester,diethyl 2-diethoxyphosphoryl ethylphosphonate,phosphonic acid, ethylenedi-, tetraethyl ester,acmc-209scy PubChem CID: 70446 IUPAC Name: diethyl [2-(diethoxyphosphoryl)ethyl]phosphonate SMILES: CCOP(=O)(CCP(=O)(OCC)OCC)OCC
PubChem CID | 70446 |
---|---|
CAS | 995-32-4 |
Molecular Weight (g/mol) | 302.24 |
MDL Number | MFCD00015133 |
SMILES | CCOP(=O)(CCP(=O)(OCC)OCC)OCC |
Synonym | tetraethyl ethylenediphosphonate,tetraethyl ethylenebisphosphonate,ethylenediphosphonic acid tetraethyl ester,tetraethyl ethane-1,2-diylbis phosphonate,1,2-bis diethoxyphosphoryl ethane,1,2-bis diethyl-phosphonato ethane,phosphonic acid, 1,2-ethanediylbis-, tetraethyl ester,diethyl 2-diethoxyphosphoryl ethylphosphonate,phosphonic acid, ethylenedi-, tetraethyl ester,acmc-209scy |
IUPAC Name | diethyl [2-(diethoxyphosphoryl)ethyl]phosphonate |
InChI Key | RSQYXXACEZCDFS-UHFFFAOYSA-N |
Molecular Formula | C10H24O6P2 |
Sigma Aldrich Fine Chemicals Biosciences Phenylphosphonic acid 98% | 1571-33-1 | MFCD00002136 | 500G
Phenylphosphonic acid 98% | Purity: 98% | Mol Wt: 158.09 | 1571-33-1 | MFCD00002136 | 500G

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Polysciences, Inc. Poly(vinylphosphonic acid), 30% Soln. 10G
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More
30% Soln

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Sigma Organic Chemistry tert-Butylphosphonic acid | 5G | 4923-84-6 | MFCD00012296
CAS #: 4923-84-6
MDL #: MFCD00012296
Purity: >98 %
UNSPSC Code: 12352100
Molecular Weight: 138.1

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Sigma Organic Chemistry (Aminomethyl)phosphonic acid | 1G | 1066-51-9 | MFCD00008105
CAS #: 1066-51-9
MDL #: MFCD00008105
Purity: >99 %
UNSPSC Code: 12352100
Molecular Weight: 111.04

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Sigma Organic Chemistry Diethyl methylphosphonate | 5G | 683-08-9 | MFCD00009813 | 0.97
Diethyl methylphosphonate | 5G | 683-08-9 | MFCD00009813 | 0.97

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Sigma Organic Chemistry 2-Aminoethylphosphonic acid | 250MG | 2041-14-7 | MFCD00008182
CAS #: 2041-14-7
MDL #: MFCD00008182
Purity: >99 %
UNSPSC Code: 12352100
Molecular Weight: 125.06

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Sigma Aldrich Fine Chemicals Biosciences Risedronate sodium United States Pharmacopeia (USP) Reference Standard | 329003-65-8 | MFCD01706268 | 350MG
Risedronate sodium United States Pharmacopeia (USP) Reference Standard | Mol Wt: 350.13 | 329003-65-8 | MFCD01706268 | 350MG

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Sigma Aldrich Fine Chemicals Biosciences Risedronate sodium 2.5-hydrate European Pharmacopoeia (EP) Reference Standard | 329003-65-8 | MFCD01706268 |
Risedronate sodium 2.5-hydrate European Pharmacopoeia (EP) Reference Standard | Mol Wt: 350.13 | 329003-65-8 | MFCD01706268 |

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Sigma Aldrich Fine Chemicals Biosciences Sodium phosphonoformate tribasic hexahydrate | 34156-56-4 | MFCD00150176 | 250MG
Sodium phosphonoformate tribasic hexahydrate | Mol Wt: 300.04 | 34156-56-4 | MFCD00150176 | 250MG

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Sigma Aldrich Fine Chemicals Biosciences Sodium phosphonoformate tribasic hexahydrate | 34156-56-4 | MFCD00150176 | 5G
Sodium phosphonoformate tribasic hexahydrate | Mol Wt: 300.04 | 34156-56-4 | MFCD00150176 | 5G

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Sigma Organic Chemistry Vinylphosphonic acid | 25G | 1746-03-8 | MFCD00043866 | 0.97
Vinylphosphonic acid, 25G
About This Item:
Storage: room temp
EINECS Number: 217-123-2

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Sigma Organic Chemistry Tetraisopropyl methylen | 25ml | 1660-95-3 | MFCD00015021
Tetraisopropyl methylen , 25ml
About this item:
CAS #: 1660-95-3
MDL #: MFCD00015021
Purity: ≥97
Molecular Weight: 344.32
UNSPSC Code: 12352100

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More