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5,7-Dihydro-2-methylthieno[3,4-d]pyrimidine

5,7-Dihydro-2-methylthieno[3,4-d]pyrimidine ??? ???
?? ??:
36267-71-7
???:
5,7-Dihydro-2-methylthieno[3,4-d]pyrimidine
???(??):
FEMA 3338;popcornaroma;popcorn pyrimidine;1% Popcorn Aroma in PG;2-Methyl-5H,7H-thieno[3,4-d]pyriMidine;Thieno,4-DpyriMidine,5,7-dihydro-2-Methyl;5,7Dihydro-2-Methylthieno(3,4-d) pyriMieine;4-d]pyrimidine,5,7-dihydro-2-methyl-thieno[;5,7-DIHYDRO-2-METHYLTHIENO(3,4-D) PYRIMIDINE;Thieno3,4-dpyrimidine, 5,7-dihydro-2-methyl-
CBNumber:
CB4332013
???:
C7H8N2S
??? ??:
152.22
MOL ??:
36267-71-7.mol

5,7-Dihydro-2-methylthieno[3,4-d]pyrimidine ??

???
64.5-65 °C
?? ?
280.8±40.0 °C(Predicted)
??
1.260±0.06 g/cm3(Predicted)
FEMA
3338 | 5,7-DIHYDRO-2-METHYLTHIENO(3,4-D)PYRIMIDINE
?? ??
Keep in dark place,Sealed in dry,Room Temperature
?? ?? (pKa)
2.08±0.20(Predicted)
??
????? ??? ? 0.10%. ??? ? ?? ?? ?? ??
?? ??
??? ?
JECFA Number
1566
LogP
0.79
CAS ??????
36267-71-7(CAS DataBase Reference)
EPA
Thieno[3,4-d]pyrimidine, 5,7-dihydro-2-methyl- (36267-71-7)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
HS ?? 2934999090
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
??????:
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

5,7-Dihydro-2-methylthieno[3,4-d]pyrimidine C??? ??, ??, ??

??? ??

5,7-Dihydro-2-methylthieno(3,4d)pyrimidine has a roasted meaty aroma.

?? ??

By reaction of acetamidine HCl with 3-carbomethyoxytetrahydro-4-furanones

Taste threshold values

Taste characteristics at 5 ppm: corn, taco, nutty, popcorn and corn chip with roasted nuances

5,7-Dihydro-2-methylthieno[3,4-d]pyrimidine ?? ?? ? ???

???

?? ??

5,7-Dihydro-2-methylthieno[3,4-d]pyrimidine ?? ??

???( 130)?? ??
??? ?? ??? ?? ?? ? ??
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5,7-Dihydro-2-methylthieno[3,4-d]pyrimidine ?? ??:

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