PIPES
![PIPES Structure](CAS/GIF/5625-37-6.gif)
- CAS No.
- 5625-37-6
- Chemical Name:
- PIPES
- Synonyms
- PIPES FREE ACID;1,4-Piperazinebis(ethanesulphonic acid);PIPES;PIPES,98%;PIPES0215;Pipes AR 98%;PIPES【Dotite】;Pipes(Buffer);PIPES solution;MOLYBDENE STAND
- CBNumber:
- CB4435134
- Molecular Formula:
- C8H18N2O6S2
- Molecular Weight:
- 302.37
- MOL File:
- 5625-37-6.mol
- MSDS File:
- SDS
- Modify Date:
- 2024/8/11 15:28:25
Melting point | >300 °C (lit.) |
---|---|
Density | 1.4983 (rough estimate) |
refractive index | 1.6300 (estimate) |
storage temp. | Sealed in dry,Room Temperature |
solubility | 0.1 M NaOH: 0.25 g/mL, clear, colorless |
form | Micro-Crystalline Powder |
color | White |
pka | 6.8(at 25℃) |
PH Range | 6.1 - 7.5 |
Water Solubility | Soluble in water. |
λmax |
λ: 260 nm Amax: 0.055 λ: 280 nm Amax: 0.040 |
Merck | 14,7479 |
BRN | 817713 |
InChIKey | XWGRYGKFRRLUQQ-UHFFFAOYSA-N |
LogP | -2.7 at 20℃ |
CAS DataBase Reference | 5625-37-6(CAS DataBase Reference) |
EPA Substance Registry System | 1,4-Piperazinediethanesulfonic acid (5625-37-6) |
SAFETY
Risk and Safety Statements
Symbol(GHS) | ![]() GHS07 |
|||||||||
---|---|---|---|---|---|---|---|---|---|---|
Signal word | Warning | |||||||||
Hazard statements | H315-H319-H335 | |||||||||
Precautionary statements | P261-P271-P280 | |||||||||
Hazard Codes | Xi | |||||||||
Risk Statements | 36/37/38 | |||||||||
Safety Statements | 22-24/25-37/39-26 | |||||||||
WGK Germany | 3 | |||||||||
TSCA | Yes | |||||||||
HS Code | 29335995 | |||||||||
NFPA 704 |
|
PIPES price More Price(27)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Sigma-Aldrich(India) | P6757 | PIPES ≥99% (titration) | 5625-37-6 | 25G | ₹6419.23 | 2022-06-14 | Buy |
Sigma-Aldrich(India) | P8203 | PIPES BioXtra, ≥99% (titration) | 5625-37-6 | 50G | ₹16454 | 2022-06-14 | Buy |
Sigma-Aldrich(India) | RDD004 | PIPES anhydrous, free-flowing, Redi-Dri?, ≥99% | 5625-37-6 | 1KG | ₹64441.23 | 2022-06-14 | Buy |
Sigma-Aldrich(India) | P8203 | PIPES BioXtra, ≥99% (titration) | 5625-37-6 | 250G | ₹48918.18 | 2022-06-14 | Buy |
Sigma-Aldrich(India) | P6757 | PIPES ≥99% (titration) | 5625-37-6 | 100G | ₹17915.38 | 2022-06-14 | Buy |
PIPES Chemical Properties,Uses,Production
Description
PIPES is a member of the ethanesulfonic acid buffer series, first introduced by Good et al., developed to meet certain criteria: midrange pKa, maximum water solubility and minimum solubility in all other solvents, minimal salt effects, minimal change in pKa with temperature, chemically and enzymatically stable, minimal absorption in visible or UV spectral range and easily synthesized. Since its pKa at 37 °C is near physiological pH, PIPES has applications in cell culture work.
Chemical Properties
White/clear crystalline powder
Uses
A buffering agent with a pKa near physiological pH.PIPES [piperazine-N,N′-bis(2-ethanesulfonic acid)] is frequently used as a buffering agent in biochemistry. It is an ethanesulfonic acid buffer developed by Good et al. in the 1960s. PIPES has a pKa near the physiological pH which makes it useful in cell culture work. It has been documented to minimize lipid loss when buffering glutaraldehyde histology in plant and animal tissues.
Additional forms available: PIPES, Sesquisodium Salt ; PIPES dipotassium salt; PIPES disodium salt; PIPES, Sodium Salt. Buffers can be prepared by adding a solution of base to PIPES free acid, titrating to the appropriate pH, or by mixing equimolar solutions of the monosodium salt and the disodium salt, titrating to the appropriate pH.
Application
Glutaraldehyde fixation of plant and animal tissue samples can cause loss of lipid, leading to apparent morphological changes. Lipid loss and artifacts were minimized when PIPES was used to buffer the glutaraldehyde fixative.
Alkaline phosphatase activity is lost selectively from certain rat hepatocyte organelles when fixed for ultracytochemistry with cacodylate-buffered glutaraldehyde. When PIPES was used as buffer, retention of activity was 60% greater.
Fixation of fungal zoospores for fluorescence microscopy and electron microscopy was optimal with a combination of glutaraldehyde and formaldehyde in PIPES buffer.
General Description
PIPES is a member of the ethanesulfonic acid buffer series, first introduced by Good et al., developed to meet certain criteria: midrange pKa, maximum water solubility and minimum solubility in all other solvents, minimal salt effects, minimal change in pKa with temperature, chemically and enzymatically stable, minimal absorption in visible or UV spectral range and easily synthesized. Since its pKa at 37 °C is near physiological pH, PIPES has applications in cell culture work.
Purification Methods
Purify PIPES from boiling water (maximum solubility is about 1g/L) or as described for ADA [N-(2-acetamido)iminodiacetic acid above]. [Good et al. Biochemistry 5 469 1966, Beilstein 23/12 V 380.]
PIPES Preparation Products And Raw materials
Supplier | Tel | Country | ProdList | Advantage | Inquiry |
---|---|---|---|---|---|
JSK Chemicals | +919879767970 | Gujarat, India | 3756 | 58 | Inquiry |
CLEARSYNTH LABS LTD. | +91-22-45045900 | Hyderabad, India | 6351 | 58 | Inquiry |
Maas Pharma Chemicals | +91-9958666224 | Delhi, India | 1607 | 58 | Inquiry |
A.J Chemicals | 91-9810153283 | New Delhi, India | 6124 | 58 | Inquiry |
Otto Chemie Pvt. Ltd. | +91 9820041841 | Mumbai, India | 5873 | 58 | Inquiry |
Alfa Aesar | 1 800 209 7001 | Maharashtra, India | 6913 | 58 | Inquiry |
Sisco Research Laboratories Pvt. Ltd. | +91-22-4268 5800 | Mumbai, India | 4317 | 58 | Inquiry |
Triveni chemicals | 08048762458 | New Delhi, India | 6093 | 58 | Inquiry |
LOBA CHEMIE PVT.LTD. | 91-22-6663 6699 | Mumbai, India | 3077 | 58 | Inquiry |
Central Drug House(P) Ltd. | 91-11-49404040 | New Delhi, India | 6160 | 58 | Inquiry |
Supplier | Advantage |
---|---|
JSK Chemicals | 58 |
CLEARSYNTH LABS LTD. | 58 |
Maas Pharma Chemicals | 58 |
A.J Chemicals | 58 |
Otto Chemie Pvt. Ltd. | 58 |
Alfa Aesar | 58 |
Sisco Research Laboratories Pvt. Ltd. | 58 |
Triveni chemicals | 58 |
LOBA CHEMIE PVT.LTD. | 58 |
Central Drug House(P) Ltd. | 58 |
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