41019
Melting point standard 235-237°C
analytical standard
동의어(들):
Caffeine, 1,3,7-Trimethylxanthine
로그인조직 및 계약 가격 보기
크기 선택
제품정보 (DICE 배송 시 비용 별도)
실험식(Hill 표기법):
C8H10N4O2
CAS 번호:
Molecular Weight:
194.19
Beilstein:
17705
EC Number:
MDL number:
UNSPSC 코드:
12352210
PubChem Substance ID:
NACRES:
NA.24
Grade
analytical standard
Quality Level
유통기한
limited shelf life, expiry date on the label
mp
234-236.5 °C (lit.)
235-237 °C (±0.3°C)
응용 분야
food and beverages
pharmaceutical
형식
neat
SMILES string
CN1C(=O)N(C)c2ncn(C)c2C1=O
InChI
1S/C8H10N4O2/c1-10-4-9-6-5(10)7(13)12(3)8(14)11(6)2/h4H,1-3H3
InChI key
RYYVLZVUVIJVGH-UHFFFAOYSA-N
유전자 정보
human ... ADORA1(134), ADORA2A(135), ADORA2B(136), ADORA3(140)
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일반 설명
Melting point standard 235-237 °C, caffeine is useful to calibrate melting point instruments, in the thermodynamic mode of measurement. The value of its melting point is determined with an average of 6 to 12 measurements using a Büchi B-545 instrument that is calibrated against primary standards.
애플리케이션
Caffeine melting point standard 235-237 °C finds its use in the characterization of pure chemicals and pharmaceutical compounds.
특징 및 장점
- Melting point calibration standard traceable to primary standards (LGC, London)
- Grade: Analytical Standard
- Standard deviation up to ± 0.3 °C
- Provided with certificates of analysis and safety data sheet
기타 정보
Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.
신호어
Warning
유해 및 위험 성명서
예방조치 성명서
Hazard Classifications
Acute Tox. 4 Oral
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
개인 보호 장비
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Louise A Horrigan et al.
Pharmacology & therapeutics, 111(3), 877-892 (2006-03-17)
Caffeine is a member of the methylxanthine family of drugs, and is the most widely consumed behaviourally active substance in the western world. This article is focused on the impact of caffeine on immune function. In this regard, a number
Jonathan M Hodgson et al.
The American journal of clinical nutrition, 97(5), 943-950 (2013-04-05)
Measures of blood pressure variation have been associated with cardiovascular disease and related outcomes. The regular consumption of black tea can lower blood pressure, but its effects on blood pressure variation have yet to be investigated. We aimed to assess
Nicolas Bousette et al.
Journal of cellular physiology, 229(3), 374-383 (2013-09-17)
Calnexin (CNX) is an endoplasmic reticulum (ER) quality control chaperone that has been implicated in ER stress. ER stress is a prominent pathological feature of various pathologic conditions, including cardiovascular diseases. However, the role of CNX and ER stress has
Markus Fehrholz et al.
American journal of physiology. Lung cellular and molecular physiology, 306(1), L101-L109 (2013-10-29)
Factors positively influencing surfactant homeostasis in general and surfactant protein B (SP-B) expression in particular are considered of clinical importance regarding an improvement of lung function in preterm infants. The objective of this study was to identify effects of physiological
Rohit A Sinha et al.
Hepatology (Baltimore, Md.), 59(4), 1366-1380 (2013-08-10)
Caffeine is one of the world's most consumed drugs. Recently, several studies showed that its consumption is associated with lower risk for nonalcoholic fatty liver disease (NAFLD), an obesity-related condition that recently has become the major cause of liver disease
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