CAS 504-17-6; 二氢-2-硫代-4,6(1H,5H)-嘧啶二酮; 2-Thio barbituric acid

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货号

品牌

产品名称

规格

包装、参考价格

T768874

MACKLIN

2-硫代巴比妥酸

≥98%(T), 用于生化研究

112元/1g; 190元/5g;

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储存：室温,干燥,惰性气体
状态：白色到浅黄色粉末到晶体

T819305

MACKLIN

2-硫代巴比妥酸

98%

33元/25g; 63元/100g; 247元/500g; 1129元/2.5kg; 3599元/10kg;

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储存：室温
状态：白色到黄色粉末

T0192

TCI

2-Thiobarbituric Acid

>98.0%(T)

325元/25G; 510元/100G; 2310元/500G;

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基本信息

纯度/分析方法	>98.0%(T)
分子式/分子量	C₄H₄N₂O₂S = 144.15
外观与形状(20℃)	固体
Reaxys-RN	120663
PubChem物质ID	87576183
SDBS (AIST Spectral DB)	1063
MDL编号	MFCD00006674

技术规格

Appearance	White to Light yellow powder to crystal
Purity(Neutralization titration)	min. 98.0 %

物性(参考值)

熔点	245 ℃(dec.)
最大吸收波长	285(EtOH) nm
水溶性	微溶

相关法规

RTECS#

CQ7700000

296192

J&K

4,6-Dihydroxy-2-mercaptopyrimidine

98%

60元/5G; 140元/25G; 428元/100G; 1891元/500G;

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基本信息

分子式	C₄H₄N₂O₂S
分子量	144.15
熔点	245
MDL编码	MFCD00006674
Beilstein	120663
EINECS 编号	207-985-8

安全信息

防范说明	P262
WGK	2
RTECS	CQ7700000
TSCA	是

A12681

Alfa Aesar

4,6-Dihydroxy-2-mercaptopyrimidine

98%

656元/25g; 1893元/100g; 7500元/500g;

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应用
4,6-Dihydroxy-2-mercaptopyrimidine is used as a reagent in assaying malondialdehyde (theTBARS assay of lipid peroxidation). It is used to detect lipid oxidation, quantitating sialic acids and lipopolysaccharides.

备注
Air sensititive. Incompatible with strong oxidizing agents.

基本信息

MDL
MFCD00006674

EINECS
207-985-8

分子式
C₄H₄N₂O₂S

分子量
144.15

熔点
>300°

灵敏度
Ambient temperatures.

形态
Powder

溶解性
Soluble in hot water.

Beilstein
120663

GHS危害和防范说明

GHS符号

Hazard Statements
H315-H319-H335
Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

Precautionary Statements
P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险等级
9

包装组
III

危险类别
36/37/38
Irritating to eyes, respiratory system and skin.

安全等级
26-37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

RTECS
CQ7700000

TSCA
是

C11496

Alfa Aesar

4,6-Dihydroxy-2-mercaptopyrimidine

98%

525元/5g; 1460元/100g; 4742元/500g;

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基本信息

Ref#
11496

MDL
6674

分子式
C4 H4 N2 O2 S

分子量
144.15

安全信息

危险等级
9

包装组
III

1.08180

Supelco

2-Thiobarbituric Acid

reagent for sorbic acid

819.85元/25 G;

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产品说明

分析说明

Assay (acidimetric; calculated on dried substance): ≥ 99
Identity (IR-spectrum): passes test
pH-value (1 %; water): 1.7 - 1.9
Loss on drying (20 mbar, 60 °C): ≤ 1
Suitability as reagent (for sorbic acid): passes test

基本信息

经验(实验)分子式	C₄H₄N₂O₂S
分子量	144.15
MDL编号	MFCD00006674
EC索引号	207-985-8

产品性质

质量水平	100
效能	>5000 mg/kg LD₅₀, oral (Rat)
pH值(酸碱度)	1.7-1.9 (20 ℃, 10 g/L in H₂O)
mp	235 ℃
堆积密度	210 kg/m³
储存温度	15-25℃
InChI	1S/C4H4N2O2S/c7-2-1-3(8)6-4(9)5-2/h1H2,(H2,5,6,7,8,9)
InChI key	RVBUGGBMJDPOST-UHFFFAOYSA-N

安全信息

储存分类代码	11 - Combustible Solids
WGK	WGK 2
闪点(F)	Not applicable
闪点(C)	Not applicable

T5500

Sigma-Aldrich

2-Thiobarbituric Acid

≥98%

782.76元/25 G; 2045.85元/100 G; 3532.52元/250 G; 4536.42元/500 G;

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产品说明

一般描述

2-硫代巴比妥酸是由杂原子组成的分子：氮、硫和氧。

应用

2-硫代巴比妥酸用于脂质过氧化测定测量丙二醛(MDA)。

包装

25, 100, 250, 500 g in poly bottle

生化/生理作用

2-硫代巴比妥酸(TBA)可用于定量脂多糖、角叉菜胶和唾液酸。它还用于检测脂质过氧化氢和脂质氧化。这种成分还用在医学和生物化学领域。TBA可能具有防止金属腐蚀的能力。

基本信息

经验(实验)分子式	C₄H₄N₂O₂S
分子量	144.15
Beilstein	120663
EC 号	207-985-8
MDL编号	MFCD00006674
PubChem化学物质编号	24900285
NACRES	NA.25

产品性质

质量水平	100
测定	≥98%
drug control	regulated under CDSA - not available from sigma-aldrich Canada
mp	245 ℃ (dec.) (lit.)
web metadata keyword.default	Thiobarbituric acid, thiobarbituric, TBA, TBAR, MDA, malonaldehyde, malondialdehyde, peroxidation, oxidation, assay, lipid, sialic, TBA supplier, carrageenan, 4,6-Dihydroxy-2-mercaptopyrimidine, 4,6-Dihydroxypyrimidine-2-thiol; 2-thioxodihydropyrimidine
SMILES string	O=C1CC(=O)NC(=S)N1
InChI	1S/C4H4N2O2S/c7-2-1-3(8)6-4(9)5-2/h1H2,(H2,5,6,7,8,9)
InChI key	RVBUGGBMJDPOST-UHFFFAOYSA-N

安全信息

储存分类代码	11 - Combustible Solids
WGK	WGK 2
闪点(F)	Not applicable
闪点(C)	Not applicable
个人防护装备	Eyeshields, Gloves, type N95 (US)

036438

Fluorochem

2-Thiobarbituric Acid

97%

264元/5g; 462元/25g; 1012元/100g; 4796元/500g;

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基本信息

CAS Number	504-17-6
MDL Number	MFCD00006674
Melting Point	245℃

安全信息

图形或危害标志
危险性说明	H315: Causes skin irritation. H319: Causes serious eye irritation. H335: May cause respiratory irritation.
防范说明	P233: Keep container tightly closed. P260: Do not breathe . P261: Avoid breathing . P264: Wash hands thoroughly after handling. P271: Use only outdoors or in a well-ventilated area. P280: Wear . P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P304: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.. P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P312: Call a POISON CENTER or doctor/physician if you feel unwell. P321: Specific treatment (see relevant procedures. on this label). P332 + P313: If skin irritation occurs: Get medical advice/ attention. P337 + P313: If eye irritation persists: Get medical advice/attention. P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P362: Take off contaminated clothing and wash before reuse. P403: Store in a well-ventilated place. P403 + P233: Store in a well-ventilated place. Keep container tightly closed. P405: Store locked up. P501: Dispose of contents/container to in accordance with local regulation .