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GEOSMIN

CAS No.
19700-21-1
Chemical Name:
GEOSMIN
Synonyms
GEOSMIN;GEOSMINE;GEOSMIN STANDARD;naphthalenol octahydro-4,8a-dimethyl;4,8a-Dimethyloctahydro-4a(2H)-naphthalenol;GeosminStandardSolution(0.1mg/mlMethanolSolution);geosmin,octahydro-4,8a-dimethyl-4a(2H)-Naphthalenol;octahydro-4-alpha,8a-beta-dimethyl-4a-alpha-(2h)-naphtho;[4S-(4α,4aα,8aβ)]-Octahydro-4,8a-dimethyl-4a(2H)-naphthol;4a-alpha-(2H)-Naphthol, octahydro-4-alpha,8a-beta-dimethyl-
CBNumber:
CB5372906
Molecular Formula:
C12H22O
Molecular Weight:
182.3
MDL Number:
MFCD00210292
MOL File:
19700-21-1.mol
Last updated:2023-05-25 18:01:12

GEOSMIN Properties

alpha D25 -16.5°
Boiling point bp 270°
Density 0.985±0.06 g/cm3(Predicted)
storage temp. -20°C
solubility Chloroform (Slightly), Methanol (Slightly)
form Oil
pka 15.23±0.60(Predicted)
color Colourless
Odor at 1.00 % in dipropylene glycol. fresh musty earthy soil
Odor Type earthy
Odor Threshold 0.0000065ppm
LogP 3.497 (est)
FDA UNII MYW912WXJ4
EPA Substance Registry System 4a(2H)-Naphthalenol, octahydro-4,8a-dimethyl-, (4S,4aS,8aR)- (19700-21-1)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P264-P270-P301+P312-P330-P501

GEOSMIN price More Price(1)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC G364600 Geosmin 19700-21-1 100mg $6600 2021-12-16 Buy
Product number Packaging Price Buy
G364600 100mg $6600 Buy

GEOSMIN Chemical Properties,Uses,Production

Description

Geosmin and other volatile compounds are produced by a variety of bacteria, cyanobacteria, algae, and fungi. They are responsible for some of the odors of water supplies and food sources. Odor production is greatest when nutrient production and dissolved oxygen are high.

Uses

Geosmin is an earthly odorant resposible for the strong scent (petrichor) that occurs in the air when rain falls after a dry spell of weather or when soil is disturbed.

Uses

Geosmin is an earthly odorant responsible for the strong scent (petrichor) that occurs in the air when rain falls after a dry spell of weather or when soil is disturbed.

Definition

ChEBI: (-)-geosmin is the (-)-stereoisomer of geosmin, having 4S,4aS,8aR configuration. It is an enantiomer of a (+)-geosmin.

GEOSMIN Preparation Products And Raw materials

Raw materials

Preparation Products

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4,8a-Dimethyloctahydro-4a(2H)-naphthalenol 4a(2H)-Naphthalenol, octahydro-4,8a-dimethyl-, [4S-(4alpha,4aalpha,8abeta)]- 4a(2H)-Naphthalenol, octahydro-4,8a-dimethyl-,(4alpha,4aalpha,8abeta)- 4a-alpha-(2H)-Naphthol, octahydro-4-alpha,8a-beta-dimethyl- octahydro-4,8a-dimethyl-,(4s-(4-alpha,4a-alpha,8a-beta))-4a(2h)-naphthaleno octahydro-4-alpha,8a-beta-dimethyl-4a-alpha-(2h)-naphtho [4S-(4alpha,4aalpha,8abeta)]-octahydro-4,8a-dimethyl-4a(2H)-naphthol geosmin,octahydro-4,8a-dimethyl-4a(2H)-Naphthalenol GeosminStandardSolution(0.1mg/mlMethanolSolution) 4a(2H)-Naphthalenol, octahydro-4,8a-dimethyl-, (4S,4aS,8aR)- GEOSMINE GEOSMIN STANDARD GEOSMIN [4S-(4α,4aα,8aβ)]-Octahydro-4,8a-dimethyl-4a(2H)-naphthol naphthalenol octahydro-4,8a-dimethyl 19700-21-1 164-19-1 Pharmaceuticals, Intermediates & Fine Chemicals