LEPTOPHOS
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- $135 - $587
- Product name: LEPTOPHOS
- CAS: 21609-90-5
- MF: C13H10BrCl2O2PS
- MW: 412.07
- EINECS:244-472-8
- MDL Number:MFCD06795848
- Synonyms:abar(velsicol) ;Fosvel;K62-105;lepton ;MBCP;NK 711;nk711 ;O-(2,5-Dichloro-4-bromophenyl) O-methyl phenylthiophosphonate
6 prices
Selected condition:
Brand
- AHH
- Sigma-Aldrich
- Tocris
- TRC
Package
- 5U
- 100mg
- 250mg
- 500mg
- 1g
- ManufacturerAHH
- Product numberMT-53180
- Product descriptionLeptophos 97%
- Packaging1g
- Price$342
- Updated2026-05-26
- Buy
- ManufacturerSigma-Aldrich
- Product number33366
- Product descriptionLeptophos PESTANAL
- Packaging100mg
- Price$170
- Updated2026-04-30
- Buy
- ManufacturerTocris
- Product number1987
- Product descriptionLeptomycinB
- Packaging5U
- Price$367
- Updated2021-12-16
- Buy
- ManufacturerTRC
- Product numberTRC-L329655-500MG
- Product descriptionLeptophos
- Packaging500mg
- Price$587
- Updated2026-06-03
- Buy
- ManufacturerTRC
- Product numberL329655
- Product descriptionLeptophos
- Packaging250mg
- Price$245
- Updated2021-12-16
- Buy
- ManufacturerTRC
- Product numberTRC-L329655-100MG
- Product descriptionLeptophos
- Packaging100mg
- Price$135
- Updated2026-06-03
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| AHH | MT-53180 | Leptophos 97% | 1g | $342 | 2026-05-26 | Buy |
| Sigma-Aldrich | 33366 | Leptophos PESTANAL | 100mg | $170 | 2026-04-30 | Buy |
| Tocris | 1987 | LeptomycinB | 5U | $367 | 2021-12-16 | Buy |
| TRC | TRC-L329655-500MG | Leptophos | 500mg | $587 | 2026-06-03 | Buy |
| TRC | L329655 | Leptophos | 250mg | $245 | 2021-12-16 | Buy |
| TRC | TRC-L329655-100MG | Leptophos | 100mg | $135 | 2026-06-03 | Buy |
Properties
Melting point :71-73 °C
Boiling point :444.4±55.0 °C(Predicted)
Density :1.53 g/cm3 (25 ºC)
Flash point :>100 °C
storage temp. :0-6°C
solubility :DMSO (Slightly), Methanol (Slightly)
form :solid
color :White to Pale Yellow
Water Solubility :2.4mg/L(25 ºC)
BRN :2152663
Henry's Law Constant :3.7×100 mol/(m3Pa) at 25℃, Mackay and Shiu (1981)
Stability :Hygroscopic, Moisture Sensitive
Major Application :agriculture
environmental InChI :1S/C13H10BrCl2O2PS/c1-17-19(20,9-5-3-2-4-6-9)18-13-8-11(15)10(14)7-12(13)16/h2-8H,1H3
InChIKey :CVRALZAYCYJELZ-UHFFFAOYSA-N
SMILES :COP(=S)(Oc1cc(Cl)c(Br)cc1Cl)c2ccccc2
CAS DataBase Reference :21609-90-5(CAS DataBase Reference)
EPA Substance Registry System :Leptophos (21609-90-5)
Boiling point :444.4±55.0 °C(Predicted)
Density :1.53 g/cm3 (25 ºC)
Flash point :>100 °C
storage temp. :0-6°C
solubility :DMSO (Slightly), Methanol (Slightly)
form :solid
color :White to Pale Yellow
Water Solubility :2.4mg/L(25 ºC)
BRN :2152663
Henry's Law Constant :3.7×100 mol/(m3Pa) at 25℃, Mackay and Shiu (1981)
Stability :Hygroscopic, Moisture Sensitive
Major Application :agriculture
environmental InChI :1S/C13H10BrCl2O2PS/c1-17-19(20,9-5-3-2-4-6-9)18-13-8-11(15)10(14)7-12(13)16/h2-8H,1H3
InChIKey :CVRALZAYCYJELZ-UHFFFAOYSA-N
SMILES :COP(=S)(Oc1cc(Cl)c(Br)cc1Cl)c2ccccc2
CAS DataBase Reference :21609-90-5(CAS DataBase Reference)
EPA Substance Registry System :Leptophos (21609-90-5)
Safety Information
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Description
Leptomycin B is a Streptomyces metabolite that inhibits nuclear export of the human immunodeficiency virus type 1 regulatory protein Rev at low nanomolar concentrations. It covalently binds to cysteine residue in the center of CRM1/exportin 1 protein.More related product prices
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