Structure

Physi-Chem Properties

Molecular Weight:  54.01
Volume:  61.325
LogP:  0.163
LogD:  -0.138
LogS:  0.233
# Rotatable Bonds:  0
TPSA:  17.07
# H-Bond Aceptor:  1
# H-Bond Donor:  0
# Rings:  0
# Heavy Atoms:  1

MedChem Properties

QED Drug-Likeness Score:  0.277
Synthetic Accessibility Score:  4.089
Fsp3:  0.0
Lipinski Rule-of-5:  Accepted
Pfizer Rule:  Accepted
GSK Rule:  Accepted
BMS Rule:  2
Golden Triangle Rule:  Rejected
Chelating Alert:  0
PAINS Alert:  0

ADMET Properties (ADMETlab2.0)

ADMET: Absorption

Caco-2 Permeability:  -4.188
MDCK Permeability:  0.0008498490205965936
Pgp-inhibitor:  0.0
Pgp-substrate:  0.0
Human Intestinal Absorption (HIA):  0.037
20% Bioavailability (F20%):  0.014
30% Bioavailability (F30%):  0.717

ADMET: Distribution

Blood-Brain-Barrier Penetration (BBB):  0.998
Plasma Protein Binding (PPB):  24.585609436035156%
Volume Distribution (VD):  0.837
Pgp-substrate:  74.90693664550781%

ADMET: Metabolism

CYP1A2-inhibitor:  0.53
CYP1A2-substrate:  0.35
CYP2C19-inhibitor:  0.236
CYP2C19-substrate:  0.448
CYP2C9-inhibitor:  0.038
CYP2C9-substrate:  0.871
CYP2D6-inhibitor:  0.009
CYP2D6-substrate:  0.597
CYP3A4-inhibitor:  0.012
CYP3A4-substrate:  0.173

ADMET: Excretion

Clearance (CL):  7.583
Half-life (T1/2):  0.761

ADMET: Toxicity

hERG Blockers:  0.005
Human Hepatotoxicity (H-HT):  0.543
Drug-inuced Liver Injury (DILI):  0.688
AMES Toxicity:  0.938
Rat Oral Acute Toxicity:  0.983
Maximum Recommended Daily Dose:  0.049
Skin Sensitization:  0.919
Carcinogencity:  0.919
Eye Corrosion:  0.985
Eye Irritation:  0.996
Respiratory Toxicity:  0.981

Download Data

Data Type Select
General Info & Identifiers & Properties  
Structure MOL file  
Source Organisms  
Biological Activities  
Similar NPs/Drugs  

  Natural Product: NPC322425

Natural Product ID:  NPC322425
Common Name*:   Propynal
IUPAC Name:   prop-2-ynal
Synonyms:   Propiolaldehyde
Standard InCHIKey:  IJNJLGFTSIAHEA-UHFFFAOYSA-N
Standard InCHI:  InChI=1S/C3H2O/c1-2-3-4/h1,3H
SMILES:  O=CC#C
Synthetic Gene Cluster:   n.a.
ChEMBL Identifier:   CHEMBL722
PubChem CID:   12222
Chemical Classification**:  
  • CHEMONTID:0000000 [Organic compounds]
    • [CHEMONTID:0004478] Acetylides

*Note: the InCHIKey will be temporarily assigned as the "Common Name" if no IUPAC name or alternative short name is available.
**Note: the Chemical Classification was calculated by NPClassifier Version 1.5. Reference: PMID:34662515.

  Species Source

Organism ID Organism Name Taxonomy Level Family SuperKingdom Isolation Part Collection Location Collection Time Reference
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. DOI[10.1172/JCI16309]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. DOI[10.1371/journal.pone.0115359]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[10557354]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[11034610]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[11419736]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[11530998]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[1175644]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[12391014]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[12812989]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[12840027]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[12878451]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[15084647]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[1521032]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[15230696]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[15314235]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[16112079]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[16770722]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[1687010]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[17116739]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[17190852]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[17875433]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[18311922]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[18544912]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[18799520]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[19425150]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[19961175]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[20506249]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[20601097]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. faeces n.a. PMID[20708442]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. bile n.a. PMID[20708442]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. urine n.a. PMID[20708442]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[20876113]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[21798258]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[2268561]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[22711758]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[23315938]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[23717534]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[23752203]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[23810710]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[23811455]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[23868375]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[23919613]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[24101735]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[24399466]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[24494566]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[24558969]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[24816727]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[25114169]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[25181601]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[25293588]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[25644343]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[26236990]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[27471436]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[3179836]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[347637]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[4696527]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[5432584]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[6121420]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[6780563]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[8600370]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[8987136]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[9192820]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. PMID[9800648]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. Database[MetaboLights]
NPO20338 Mus musculus Species Muridae Eukaryota n.a. n.a. n.a. Database[UNPD]

☑ Note for Reference:
In addition to directly collecting NP source organism data from primary literature (where reference will provided as NCBI PMID or DOI links), NPASS also integrated them from below databases:
UNPD: Universal Natural Products Database [PMID: 23638153].
StreptomeDB: a database of streptomycetes natural products [PMID: 33051671].
TM-MC: a database of medicinal materials and chemical compounds in Northeast Asian traditional medicine [PMID: 26156871].
TCM@Taiwan: a Traditional Chinese Medicine database [PMID: 21253603].
TCMID: a Traditional Chinese Medicine database [PMID: 29106634].
TCMSP: The traditional Chinese medicine systems pharmacology database and analysis platform [PMID: 24735618].
HerDing: a herb recommendation system to treat diseases using genes and chemicals [PMID: 26980517].
MetaboLights: a metabolomics database [PMID: 27010336].
FooDB: a database of constituents, chemistry and biology of food species [www.foodb.ca].

  NP Quantity Composition/Concentration

Organism ID NP ID Organism Material Preparation Organism Part NP Quantity (Standard) NP Quantity (Minimum) NP Quantity (Maximum) Quantity Unit Reference

☑ Note for Reference:
In addition to directly collecting NP quantitative data from primary literature (where reference will provided as NCBI PMID or DOI links), NPASS also integrated NP quantitative records for specific NP domains (e.g., NPS from foods or herbs) from domain-specific databases. These databases include:
DUKE: Dr. Duke's Phytochemical and Ethnobotanical Databases.
PHENOL EXPLORER: is the first comprehensive database on polyphenol content in foods [PMID: 24103452], its homepage can be accessed at here.
FooDB: a database of constituents, chemistry and biology of food species [www.foodb.ca].

  Biological Activity

Target ID Target Type Target Name Target Organism Activity Type Activity Relation Value Unit Reference
NPT4788 Individual Protein Aldehyde dehydrogenase 1A1 Rattus norvegicus Activity = 3.9 % PMID[522262]
NPT2 Others Unspecified Inhibition = 43.0 % PMID[522263]
NPT2 Others Unspecified Inhibition = 45.0 % PMID[522263]
NPT2 Others Unspecified Inhibition = 32.0 % PMID[522263]

☑ Note for Activity Records:
☉ The quantitative biological activities were primarily integrated from ChEMBL (Version-30) database and were also directly collected from PubMed literature. PubMed PMID was provided as the reference link for each activity record.

  Chemically structural similarity: I. Similar Active Natural Products in NPASS

Top-200 similar NPs were calculated against the active-NP-set (includes 4,3285 NPs with experimentally-derived bioactivity available in NPASS)

Similarity level is defined by Tanimoto coefficient (Tc) between two molecules. Tc lies between [0, 1] where '1' indicates the highest similarity. What is Tanimoto coefficient

●  The left chart: Distribution of similarity level between NPC322425 and all remaining natural products in the NPASS database.
●  The right table: Most similar natural products (Tc>=0.56 or Top200).

Similarity Score Similarity Level Natural Product ID
0.7222 Intermediate Similarity NPC114586
0.7 Intermediate Similarity NPC1502
0.6842 Remote Similarity NPC146289
0.6667 Remote Similarity NPC237869
0.619 Remote Similarity NPC34153
0.6087 Remote Similarity NPC37479
0.5833 Remote Similarity NPC133819
0.5652 Remote Similarity NPC158440
0.56 Remote Similarity NPC164646

  Chemically structural similarity: II. Similar Clinical/Approved Drugs

Similarity level is defined by Tanimoto coefficient (Tc) between two molecules.

●  The left chart: Distribution of similarity level between NPC322425 and all drugs/candidates.
●  The right table: Most similar clinical/approved drugs (Tc>=0.56 or Top200).

Similarity Score Similarity Level Drug ID Developmental Stage
NPD

  Bioactivity similarity: Similar Natural Products in NPASS

Bioactivity similarity was calculated based on bioactivity descriptors of compounds. The bioactivity descriptors were calculated by a recently developed AI algorithm Chemical Checker (CC) [Nature Biotechnology, 38:1087–1096, 2020; Nature Communications, 12:3932, 2021], which evaluated bioactivity similarities at five levels:
A: chemistry similarity;
B: biological targets similarity;
C: networks similarity;
D: cell-based bioactivity similarity;
E: similarity based on clinical data.

Those 5 categories of CC bioactivity descriptors were calculated and then subjected to manifold projection using UMAP algorithm, to project all NPs on a 2-Dimensional space. The current NP was highlighted with a small circle in the 2-D map. Below figures: left-to-right, A-to-E.

A: chemistry similarity
B: biological targets similarity
C: networks similarity
D: cell-based bioactivity similarity
E: similarity based on clinical data