成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

2-???????

2-???????
2-??????? ??? ???
?? ??:
1450-85-7
???:
2-???????
???(??):
2-???????;2-????????
???:
2-Mercaptopyrimidine
???(??):
2-Thiopyrimidine;pyrimidinethione;2-PYRIMIDINETHIOL;pyrimidine-2-thio;2-Pyrimidinethione;PYRIMIDINE-2-THIOL;TIMTEC-BB SBB007595;PYRIMIDINE-2-THIONE;2-MERCAPTOPYRIMIDINE;2-Thio-4-deoxyuracil
CBNumber:
CB5419759
???:
C4H4N2S
??? ??:
112.15
MOL ??:
1450-85-7.mol
MSDS ??:
SDS

2-??????? ??

???
230 °C (dec.)(lit.)
?? ?
191.3±23.0 °C(Predicted)
??
1.273 (estimate)
???
1.5500 (estimate)
?? ??
Inert atmosphere,Room Temperature
?? ?? (pKa)
7.11±0.10(Predicted)
??? ??
??
??
???
??
???? ??? ? 0.10%. ???, ???, ?? ??, ??
?? ??
??
BRN
107105
InChIKey
HBCQSNAFLVXVAY-UHFFFAOYSA-N
LogP
0.981 (est)
CAS ??????
1450-85-7(CAS DataBase Reference)
NIST
2-Mercaptopyrimidine(1450-85-7)
EPA
2(1H)-Pyrimidinethione (1450-85-7)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xn
?? ???? ?? 36/37/38-63-20/21/22
????? 22-24/25-36/37
????(UN No.) UN 3335
WGK ?? 3
F ?????? 13
TSCA Yes
HS ?? 29335995
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P304+P340 ???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P405 ???? ?????.
NFPA 704
0
1 0

2-??????? MSDS


2-Mercaptopyrimidine

2-??????? C??? ??, ??, ??

??? ??

YELLOW POWDER

??

2-Pyrimidinethiol has been used to study the highly selective palladium catalyzed kinetic resolutions of the racemic cyclic allylic carbonates and racemic acyclic allylic carbonates. It has also been used to study the photodegradation of 2-pyrimidinethiol in aerated aqueous solution using zinc oxide.

??

ChEBI: Pyrimidine substituted at C-2 by a sulfanyl group.

2-??????? ?? ?? ? ???

???

?? ??


2-??????? ?? ??

???( 263)?? ??
??? ?? ??? ?? ?? ? ??
Shaanxi Dideu Medichem Co. Ltd
+86-29-81148696 +86-15536356810
1022@dideu.com China 3882 58
Henan Bao Enluo International TradeCo.,LTD
+86-17331933971 +86-17331933971
deasea125996@gmail.com China 2472 58
Capot Chemical Co.,Ltd.
+86-(0)57185586718 +86-13336195806
sales@capot.com China 29793 60
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512
info@tianfuchem.com China 21634 55
Shanghai Time Chemicals CO., Ltd.
+86-021-57951555 +8617317452075
jack.li@time-chemicals.com China 1803 55
career henan chemical co
+86-0371-86658258 +8613203830695
sales@coreychem.com China 29879 58
Shanghai Arbor Chemical Co., Ltd.
021-60451682
act@arborchemical.com CHINA 904 58
Jinan Carbotang Biotech Co.,Ltd.
+8615866703830
figo.gao@foxmail.com China 8497 58
HaBo Hong Kong Co., Limited.
+86-25-18512596065
info@habotech.com CHINA 933 58
Accela ChemBio Inc.
+1-858-6993322
info@accelachem.com United States 18187 58

2-??????? ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved