Molecular formula
C8H12N2

SMILES
C[C@@H]1CCC2=C1N=CCN2

Fragrance
Roasted	79.4%
Nutty	77.0%
Popcorn	55.89%
Earthy	51.66%
Meaty	45.14%
Potato	41.19%
Hazelnut	39.54%
Burnt	38.62%
Musty	37.26%
Fishy	36.24%

 

Flavor
Bitter	50.99%
Roasted	38.21%
Animal	28.29%
Alkaline	23.38%
Cereal	23.34%
Shrimp	23.15%
Taco	22.14%
Amine	21.16%
Nut	21.16%
Very strong	20.7%

 

Odor impact est.
High

XLogP3-AA
0.7

pKa est.
6.88 (neutral)

Molecular weight
136.19 g/mol

Vapor pressure est.

• hPa @ 20°C
• hPa @ 25°C

Evaporation rate
Very slow

Boiling point est.
277°C

Flash point

• 112.08 ˚C est.

• SCHEMBL1531963

Applications for (5R)-5-methyl-2,5,6,7-tetrahydro-1H-cyclopenta[b]pyrazine are primarily as a chiral building block and intermediate in heterocyclic synthesis, particularly in medicinal chemistry; it may be evaluated as a scaffold for pharmaceutical lead generation and in agrochemical lead discovery; it can serve as a versatile precursor for the synthesis of more complex heterocycles and related specialty chemicals; and it has potential as a building block for materials science applications, including the design of rigid heterocyclic components for advanced polymers or functional materials.

gpt-5-nano

Solvent	Solubility (g/L)
ethanol	194.2
methanol	379.05
isopropanol	102.93
water	8.43
ethyl acetate	135.46
n-propanol	132.97
acetone	200.92
n-butanol	118.96
acetonitrile	168.6
DMF	303.13
toluene	103.06
isobutanol	100.45
1,4-dioxane	250.67
methyl acetate	129.68
THF	351.57
2-butanone	146.02
n-pentanol	89.75
sec-butanol	83.07
n-hexane	7.61
ethylene glycol	107.33
NMP	307.2
cyclohexane	11.07
DMSO	352.56
n-butyl acetate	122.6
n-octanol	69.15
chloroform	514.16
n-propyl acetate	79.88
acetic acid	271.71
dichloromethane	456.24
cyclohexanone	219.45
propylene glycol	92.93
isopropyl acetate	87.32
DMAc	205.95
2-ethoxyethanol	156.1
isopentanol	99.91
n-heptane	10.36
ethyl formate	132.06
1,2-dichloroethane	204.78
n-hexanol	112.85
2-methoxyethanol	261.71
isobutyl acetate	62.07
tetrachloromethane	100.04
n-pentyl acetate	95.36
transcutol	599.88
n-heptanol	71.87
ethylbenzene	39.88
MIBK	87.35
2-propoxyethanol	216.77
tert-butanol	96.5
MTBE	79.22
2-butoxyethanol	141.66
propionic acid	141.59
o-xylene	60.35
formic acid	188.55
diethyl ether	88.32
m-xylene	72.0
p-xylene	54.48
chlorobenzene	191.38
dimethyl carbonate	79.72
n-octane	6.66
formamide	164.34
cyclopentanone	309.72
2-pentanone	122.36
anisole	93.07
cyclopentyl methyl ether	134.22
gamma-butyrolactone	353.2
1-methoxy-2-propanol	179.39
pyridine	265.47
3-pentanone	102.22
furfural	416.93
n-dodecane	8.27
diethylene glycol	227.19
diisopropyl ether	32.44
tert-amyl alcohol	78.29
acetylacetone	158.57
n-hexadecane	9.23
acetophenone	99.39
methyl propionate	113.53
isopentyl acetate	109.15
trichloroethylene	430.71
n-nonanol	60.83
cyclohexanol	86.66
benzyl alcohol	101.04
2-ethylhexanol	66.78
isooctanol	61.0
dipropyl ether	59.25
1,2-dichlorobenzene	162.96
ethyl lactate	66.75
propylene carbonate	188.27
n-methylformamide	195.04
2-pentanol	70.95
n-pentane	10.13
1-propoxy-2-propanol	143.23
1-methoxy-2-propyl acetate	133.23
2-(2-methoxypropoxy) propanol	131.55
mesitylene	47.25
ε-caprolactone	190.53
p-cymene	41.66
epichlorohydrin	337.36
1,1,1-trichloroethane	192.24
2-aminoethanol	129.85
morpholine-4-carbaldehyde	300.72
sulfolane	377.94
2,2,4-trimethylpentane	9.84
2-methyltetrahydrofuran	200.5
n-hexyl acetate	122.26
isooctane	8.88
2-(2-butoxyethoxy)ethanol	187.36
sec-butyl acetate	57.67
tert-butyl acetate	88.46
decalin	11.35
glycerin	154.87
diglyme	295.47
acrylic acid	168.39
isopropyl myristate	52.25
n-butyric acid	181.27
acetyl acetate	113.99
di(2-ethylhexyl) phthalate	70.58
ethyl propionate	68.93
nitromethane	318.53
1,2-diethoxyethane	137.43
benzonitrile	175.42
trioctyl phosphate	50.62
1-bromopropane	114.37
gamma-valerolactone	367.29
n-decanol	47.79
triethyl phosphate	51.89
4-methyl-2-pentanol	56.51
propionitrile	124.12
vinylene carbonate	212.51
1,1,2-trichlorotrifluoroethane	240.45
DMS	110.7
cumene	35.56
2-octanol	47.42
2-hexanone	85.56
octyl acetate	67.39
limonene	50.61
1,2-dimethoxyethane	176.19
ethyl orthosilicate	49.48
tributyl phosphate	60.41
diacetone alcohol	106.88
N,N-dimethylaniline	65.05
acrylonitrile	175.56
aniline	142.78
1,3-propanediol	151.07
bromobenzene	194.93
dibromomethane	270.99
1,1,2,2-tetrachloroethane	284.87
2-methyl-cyclohexyl acetate	76.2
tetrabutyl urea	66.63
diisobutyl methanol	44.81
2-phenylethanol	114.77
styrene	53.84
dioctyl adipate	72.61
dimethyl sulfate	125.25
ethyl butyrate	78.99
methyl lactate	96.29
butyl lactate	84.6
diethyl carbonate	61.85
propanediol butyl ether	146.67
triethyl orthoformate	64.71
p-tert-butyltoluene	39.28
methyl 4-tert-butylbenzoate	105.84
morpholine	227.77
tert-butylamine	62.01
n-dodecanol	37.81
dimethoxymethane	181.69
ethylene carbonate	155.42
cyrene	121.23
2-ethoxyethyl acetate	143.64
2-ethylhexyl acetate	87.18
1,2,4-trichlorobenzene	192.2
4-methylpyridine	228.2
dibutyl ether	60.1
2,6-dimethyl-4-heptanol	44.81
DEF	136.58
dimethyl isosorbide	195.77
tetrachloroethylene	214.51
eugenol	123.59
triacetin	124.97
span 80	119.63
1,4-butanediol	80.79
1,1-dichloroethane	200.47
2-methyl-1-pentanol	81.31
methyl formate	174.89
2-methyl-1-butanol	94.69
n-decane	11.68
butyronitrile	130.63
3,7-dimethyl-1-octanol	67.92
1-chlorooctane	45.98
1-chlorotetradecane	22.14
n-nonane	10.1
undecane	9.6
tert-butylcyclohexane	11.88
cyclooctane	5.91
cyclopentanol	118.32
tetrahydropyran	153.03
tert-amyl methyl ether	62.98
2,5,8-trioxanonane	204.51
1-hexene	30.61
2-isopropoxyethanol	105.32
2,2,2-trifluoroethanol	126.74
methyl butyrate	87.3

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