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  4. 4-Nitrophenyl α-D-galactopyranoside

4-Nitrophenyl α-D-galactopyranoside  (Synonyms: PNP-alpha-D-Gal; PNP-α-D-Gal)

Cat. No.: HY-W039911 Purity: 98.70%
COA
SDS
Handling Instructions Technical Support

4-Nitrophenyl α-D-galactopyranoside (PNP-alpha-D-Gal) is an artificial substrate of 4-nitrophenyl (pNP) glycopyranoside for detecting α-galactosidase activity. The amount of released pNP is significantly increased when 4-Nitrophenyl α-D-galactopyranoside is used as substrates.

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4-Nitrophenyl α-D-galactopyranoside

4-Nitrophenyl α-D-galactopyranoside 화학구조

CAS No. : 7493-95-0

사이즈 가격 재고 수량
Solid + Solvent (Highly Recommended)
10 mM * 1 mL in Water
ready for reconstitution
 해외재고보유
Solution
10 mM * 1 mL in Water 해외재고보유
Solid
100 mg 해외재고보유
250 mg 해외재고보유
500 mg   견적 받기  
1 g   견적 받기  

* 장바구니에 담기 전 물품의 수량을 선택해 주십시오.

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4-Nitrophenyl α-D-galactopyranoside Related Antibodies

Top Publications Citing Use of Products

  • Biological Activity

  • 순도&문서

  • References

  • 고객리뷰

제품 설명

4-Nitrophenyl α-D-galactopyranoside (PNP-alpha-D-Gal) is an artificial substrate of 4-nitrophenyl (pNP) glycopyranoside for detecting α-galactosidase activity. The amount of released pNP is significantly increased when 4-Nitrophenyl α-D-galactopyranoside is used as substrates[1].

Cellular Effect
Cell Line Type Value Description References
Caco-2 IC50
25 mM
Compound: p-Nitrophenyl-alpha-Gal
Inhibition of Cryptosporidium parvum recombinant Galactose/N-acetylgalactosamine-specific lectin binding to Caco2A cells
Inhibition of Cryptosporidium parvum recombinant Galactose/N-acetylgalactosamine-specific lectin binding to Caco2A cells
[PMID: 17905738]
In Vitro

Using 4-nitorophenol (pNP)-glycopyranosides as pseudosubstrates, the amount of liberated pNP from the 4-Nitrophenyl α-D-galactopyranoside is significantly higher than that from the other pNP-glycopyranosides at pH 4.0 whereas no activity was detected at pH 7.0[1].
The digestion assays using 4-nitrophenyl (pNP) glycopyranosides as artificial substrates shows that yieldin liberated galactose residues from 4-Nitrophenyl α-D-galactopyranoside mainly at pH 4.0, i.e. the pH level where yield threshold is decreased at most[1].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

4-Nitrophenyl α-D-galactopyranoside Related Antibodies
분자량

301.25

화학식

C12H15NO8
CAS No.
Appearance

Solid

Color

White to off-white

SMILES

O[C@@H]1[C@H](O)[C@@H](O)[C@@H](OC2=CC=C([N+]([O-])=O)C=C2)O[C@@H]1CO
선적

Room temperature in continental US; may vary elsewhere.
보관
Powder -20°C 3 years
4°C 2 years
In solvent -80°C 6 months
-20°C 1 month
용액&용해도
In Vitro: 

H2O : 16.67 mg/mL (55.34 mM; ultrasonic and warming and heat to 60°C)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 3.3195 mL 16.5975 mL 33.1950 mL
5 mM 0.6639 mL 3.3195 mL 6.6390 mL
View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

  • 몰농도 계산기

  • 농도 희석 계산기

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

Mass
=
Concentration
×
Volume
×
Molecular Weight *

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start)

C1

×
Volume (start)

V1

=
Concentration (final)

C2

×
Volume (final)

V2

In Vivo:

For the following dissolution methods, please prepare the working solution directly. It is recommended to prepare fresh solutions and use them promptly within a short period of time.
The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.

  • Protocol 1

    Add each solvent one by one:  PBS

    Solubility: 25 mg/mL (82.99 mM); Clear solution; Need ultrasonic

In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

Dosage

mg/kg

Animal weight
(per animal)

g

Dosing volume
(per animal)

μL

Number of animals

Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Calculation results:
Working solution concentration: mg/mL
This product has good water solubility, please refer to the measured solubility data in water/PBS/Saline for details.
The concentration of the stock solution you require exceeds the measured solubility. The following solution is for reference only.If necessary, please contact MedChemExpress (MCE).
순도&문서
References

Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
H2O 1 mM 3.3195 mL 16.5975 mL 33.1950 mL 82.9876 mL
5 mM 0.6639 mL 3.3195 mL 6.6390 mL 16.5975 mL
10 mM 0.3320 mL 1.6598 mL 3.3195 mL 8.2988 mL
15 mM 0.2213 mL 1.1065 mL 2.2130 mL 5.5325 mL
20 mM 0.1660 mL 0.8299 mL 1.6598 mL 4.1494 mL
25 mM 0.1328 mL 0.6639 mL 1.3278 mL 3.3195 mL
30 mM 0.1107 mL 0.5533 mL 1.1065 mL 2.7663 mL
40 mM 0.0830 mL 0.4149 mL 0.8299 mL 2.0747 mL
50 mM 0.0664 mL 0.3320 mL 0.6639 mL 1.6598 mL

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

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4-Nitrophenyl α-D-galactopyranoside Related Classifications

Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

Keywords:

4-Nitrophenyl α-D-galactopyranoside7493-95-0PNP-alpha-D-Gal PNP-α-D-GalBiochemical Assay Reagents4-nitrophenylα-galactosidaseglycopyranosideacidic-pHyieldinartificialsubstrateInhibitorinhibitorinhibit

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상품명:
4-Nitrophenyl α-D-galactopyranoside
Cat. No.:
HY-W039911
수량:
MCE Japan Authorized Agent:

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