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2-methylnonadecane

UUID a656f439-4d50-4ed2-be23-75b813044eef
Flow Object IDfo-ef27267ec67f0e56
Source EF 3.1
Context Environmental → Air → Ground level → Rural (<1000 people/square mile)
CAS Numbers 93685-79-1
EC Numbers 297-627-7
prefLabel
Language Value Provenance
en 2-methylnonadecane
altLabel
Language Value Provenance
en Hydrocarbons, C<sub>4</sub>, 1,3-butadiene-free, polymd., pentaisobutylene fraction, hydrogenated
References
Shared Properties
Predicate Value
InChIKey LEEDMQGKBNGPDN-UHFFFAOYSA-N, MOWVRCDVYIYPIH-UHFFFAOYSA-N
InChI InChI=1S/C20H42/c1-16(2)12-18(6,7)14-20(10,11)15-19(8,9)13-17(3,4)5/h16H,12-15H2,1-11H3, InChI=1S/C20H42/c1-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(2)3/h20H,4-19H2,1-3H3
IUPAC name 2,2,4,4,6,6,8,8,10-nonamethylundecane, 2-methylnonadecane
Molecular formula C20H42
SMILES CC(C)CC(C)(C)CC(C)(C)CC(C)(C)CC(C)(C)C, CCCCCCCCCCCCCCCCCC(C)C

Source List References

List Version Source Flow UUID Source Flow Name
EF 3.1 a656f439-4d50-4ed2-be23-75b813044eef hydrocarbons, c4, 1,3-butadiene-free, polymd., pentaisobutylene fraction, hydrogenated

Concept Associations

Source List Source Flow Source Context Unit Match Type Conversion Provenance
EF 3.1 hydrocarbons, c4, 1,3-butadiene-free, polymd., pentaisobutylene fraction, hydrogenated Emissions/Emissions to air/Emissions to air, unspecified (long-term) kg exactMatch

Consolidated Field Provenance

0 total PROV activity record(s) for this flow.

Field Change Count Latest Time Transformers Latest Comment
altLabel 2 consensus_match group_key=hydrocarbons,c4,1,3-butadiene-free,polymd.,pentaisobutylenefraction,hydrogenated||dimension=Environmental > media=Air > strata=Unknown; cas=93685-79-1; added Common Chemistry CAS names as altLabel: Hydrocarbons, C<sub>4</sub>, 1,3-butadiene-free, polymd., pentaisobutylene fraction, hydrogenated; object_uuid=fo-ef27267ec67f0e56
cas_match_labels 1 consensus_match group_key=hydrocarbons,c4,1,3-butadiene-free,polymd.,pentaisobutylenefraction,hydrogenated||dimension=Environmental > media=Air > strata=Unknown; group_sources=['ec_inventory']; cas_sources={'93685-79-1': ['ec_inventory']}; assigned CAS labels from group consensus; object_uuid=fo-ef27267ec67f0e56: {'93685-79-1': 'exactMatch'}
prefLabel 1 consensus_match group_key=hydrocarbons,c4,1,3-butadiene-free,polymd.,pentaisobutylenefraction,hydrogenated||dimension=Environmental > media=Air > strata=Unknown; cas=93685-79-1; set prefLabel for unique CAS in context using entropy rule; selected=pubchem; current_entropy=4.1744; pubchem_entropy=3.4104; current_score=4.8844; pubchem_score=3.5804; score_improvement=1.3039; threshold=0.400; min_margin=0.400; object_uuid=fo-ef27267ec67f0e56

Context Attributes

AttributeValue
dimensionEnvironmental
mediaAir
strataGround level
population_densityRural (<1000 people/square mile)

Consensus Changes

Field Old Value New Value Comment
prefLabel [{'@value': 'Hydrocarbons, C4, 1,3-butadiene-free, Polymd., Pentaisobutylene Fraction, Hydrogenated', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'bootstrap_labels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['EF 3.1'], 'prov:wasDerivedFrom': 'legacy name field'}}] [{'@value': '2-methylnonadecane', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['CAS:93685-79-1', 'name:2-methylnonadecane', 'https://pubchem.ncbi.nlm.nih.gov/compound/137081'], 'prov:wasDerivedFrom': 'pubchem preferred label selection'}}] group_key=hydrocarbons,c4,1,3-butadiene-free,polymd.,pentaisobutylenefraction,hydrogenated||dimension=Environmental > media=Air > strata=Unknown; cas=93685-79-1; set prefLabel for unique CAS in context using entropy rule; selected=pubchem; current_entropy=4.1744; pubchem_entropy=3.4104; current_score=4.8844; pubchem_score=3.5804; score_improvement=1.3039; threshold=0.400; min_margin=0.400; object_uuid=fo-ef27267ec67f0e56
altLabel None [{'@value': 'Hydrocarbons, C4, 1,3-butadiene-free, Polymd., Pentaisobutylene Fraction, Hydrogenated', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['EF 3.1'], 'prov:wasDerivedFrom': 'original EF name retained as altLabel'}}] group_key=hydrocarbons,c4,1,3-butadiene-free,polymd.,pentaisobutylenefraction,hydrogenated||dimension=Environmental > media=Air > strata=Unknown; cas=93685-79-1; added current EF name as altLabel when prefLabel differs; object_uuid=fo-ef27267ec67f0e56
altLabel [{'@value': 'Hydrocarbons, C4, 1,3-butadiene-free, Polymd., Pentaisobutylene Fraction, Hydrogenated', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['EF 3.1'], 'prov:wasDerivedFrom': 'original EF name retained as altLabel'}}] [{'@value': 'Hydrocarbons, C<sub>4</sub>, 1,3-butadiene-free, polymd., pentaisobutylene fraction, hydrogenated', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['CAS:93685-79-1', 'https://commonchemistry.cas.org/detail?cas_rn=93685-79-1'], 'prov:wasDerivedFrom': 'common chemistry CAS lookup'}}] group_key=hydrocarbons,c4,1,3-butadiene-free,polymd.,pentaisobutylenefraction,hydrogenated||dimension=Environmental > media=Air > strata=Unknown; cas=93685-79-1; added Common Chemistry CAS names as altLabel: Hydrocarbons, C<sub>4</sub>, 1,3-butadiene-free, polymd., pentaisobutylene fraction, hydrogenated; object_uuid=fo-ef27267ec67f0e56
cas_match_labels None {'93685-79-1': 'exactMatch'} group_key=hydrocarbons,c4,1,3-butadiene-free,polymd.,pentaisobutylenefraction,hydrogenated||dimension=Environmental > media=Air > strata=Unknown; group_sources=['ec_inventory']; cas_sources={'93685-79-1': ['ec_inventory']}; assigned CAS labels from group consensus; object_uuid=fo-ef27267ec67f0e56: {'93685-79-1': 'exactMatch'}

PROV-O Consensus Activity Trail

No PROV-O consensus activities found for this flow.

Full Flow JSON

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