NPGB

NPGB Suppliers list
Company Name: DAYANG CHEM (HANGZHOU) CO.,LTD
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Products Intro: Product Name:p-Nitrophenyl-p-guanidinobenzoate hydrochloride
CAS:19135-17-2
Purity:0.95&0.99 Package:0.1KG;1KG;1000KG Remarks:Top Quality
Company Name: ChemShuttle, Inc.  
Tel: 0510-83588313-811 18800520310
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Products Intro: Product Name:4-nitrophenyl 4-guanidinobenzoate hydrochloride
CAS:19135-17-2
Purity:95% Package:5mg;25mg;100mg;500mg;1g;5g;10g;25g;50g;100g;250g;500g;kg… Remarks:ID:200477
Company Name: Sigma-Aldrich  
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Products Intro: Product Name:4-Nitrophenyl 4-guanidinobenzoate hydrochloride
CAS:19135-17-2
Purity:protease inhibitor and substrate Package:500MG Remarks:N8010-500MG
Company Name: Beijing Haite lesk Technology Co., Ltd  
Tel: 15210893940; 15116916250
Email: chemistryliu@163.com
Products Intro: CAS:19135-17-2
Purity:99% HPLC Package:5KG;1KG
Company Name: Energy Chemical  
Tel: 021-58432009 400-005-6266
Email: marketing@energy-chemical.com
Products Intro: Product Name:4-Nitrophenyl 4-guanidinobenzoate hydrochloride protease inhibitor and substrate
CAS:19135-17-2
Purity:protease inhibitor and substrate Package:1g;500mg Remarks:NULL
NPGB Basic information
Product Name:NPGB
Synonyms:4-GUANIDINOBENZOIC ACID 4-NITROPHENYL-ESTER HYDROCHLORIDE;4-NITROPHENYL 4-GUANIDINOBENZOATE HYDROCHLORIDE;NPGB;PNPGB;P-NITROPHENYL P'-GUANIDINOBENZOATE HYDROCHLORIDE;P-NITROPHENYL-P-GUANIDINOBENZOATE HYDROCHLORIDE;P'-GUANIDINOBENZOIC ACID P-NITROPHENYL ESTER HYDROCHLORIDE;Nsc163801
CAS:19135-17-2
MF:C14H13ClN4O4
MW:336.73
EINECS:242-831-3
Product Categories:
Mol File:19135-17-2.mol
NPGB Structure
NPGB Chemical Properties
Melting point 241-243 °C
storage temp. -20°C
solubility formic acid: soluble 49.00-51.00mg/mL
form Solid
color White to off-white
BRN 8024554
InChI1S/C14H12N4O4.ClH/c15-14(16)17-10-3-1-9(2-4-10)13(19)22-12-7-5-11(6-8-12)18(20)21;/h1-8H,(H4,15,16,17);1H
InChIKeyPKSBDZOBYIKNGY-UHFFFAOYSA-N
SMILESCl[H].NC(=N)Nc1ccc(cc1)C(=O)Oc2ccc(cc2)[N+]([O-])=O
Safety Information
Hazard Codes Xi
Risk Statements 36
Safety Statements 26
WGK Germany 3
8-10
Storage Class11 - Combustible Solids
Hazard ClassificationsEye Dam. 1
MSDS Information
ProviderLanguage
SigmaAldrich English
NPGB Usage And Synthesis
Uses4-Nitrophenyl 4-guanidinobenzoate hydrochloride has been used:
  • as a substrate for trypsin for active site titration experiments
  • for pre-treating of mosquito eggs in the interplasmid transposition assay
  • as a component of isotonic buffer to moisten filter paper for mosquito embryo collection

General Description4-Nitrophenyl 4-guanidinobenzoate hydrochloride (pNPGB) is a trypsin substrate. It is more water-soluble than 4-methylumbelliferyl 4-guanidinobenzoate and is preferred in spectrophotometric assay.
Biochem/physiol Actions4-Nitrophenyl 4-guanidinobenzoate hydrochloride (pNPGB) inhibits phenoloxidase enzyme and delays embryo chorionic membrane hardening.
References[1] BHUMI PATEL . L. donovani XPRT: Molecular characterization and evaluation of inhibitors[J]. Biochimica et biophysica acta. Proteins and proteomics, 2018, 1866 3: Pages 426-441. DOI:10.1016/j.bbapap.2017.12.002.
[2] FRANK S. STEVEN Margaret M G. Studies on the Molecular Mechanism of Mersalyl and 4-Aminophenylmercuric Acetate Re-activation of Trypsin-Thiol Complexes[J]. The FEBS journal, 1980, 109 2: 567-573. DOI:10.1111/j.1432-1033.1980.tb04829.x.
[3] YING-YING HE . Isolation, expression and characterization of a novel dual serine protease inhibitor, OH-TCI, from king cobra venom[J]. Peptides, 2008, 29 10: Pages 1692-1699. DOI:10.1016/j.peptides.2008.05.025.
[4] J.A. SCHIFFERLI G. S. A simple two-step procedure for the preparation of the first component of human complement (C1) in its native form[J]. Journal of immunological methods, 1985, 76 2: Pages 283-288. DOI:10.1016/0022-1759(85)90305-9.
[5] J. M. KAMINSKI. Synthesis and inhibition of human acrosin and trypsin and acute toxicity of aryl 4-guanidinobenzoates[J]. Journal of Medicinal Chemistry, 1986, 29 4: 514-519. DOI:10.1021/jm00154a015.
NPGB Preparation Products And Raw materials
Tag:NPGB(19135-17-2) Related Product Information
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