CAS 5995-86-8; 没食子酸,一水; gallic acid monohydrate

推荐供应商

货号

品牌

产品名称

规格

包装、参考价格

G810376

MACKLIN

没食子酸,一水合物

试剂级, 98.5%

53元/100g; 162元/500g; 769元/2.5kg;

咨询

储存：室温
状态：白色到奶油色粉末

G0011

TCI

Gallic Acid Hydrate

>98.0%(T)(HPLC)

210元/25G; 505元/100G; 840元/500G;

咨询

基本信息

纯度/分析方法	>98.0%(T)(HPLC)
分子式/分子量	C₇H₆O₅・xH₂O = 170.12
外观与形状(20℃)	固体
储存在惰性气体下	存放于惰性气体之中
应避免的情况	光,湿气 (吸湿)
相关CAS RN	149-91-7&732304-20-0
Reaxys-RN	2050274
PubChem物质ID	87570238
Merck Index (14)	4345
MDL编号	MFCD00149098

技术规格

Appearance	White to Light yellow powder to crystal
Purity(HPLC)	min. 98.0 area%
Purity(Neutralization titration)	min. 98.0 %(after drying)
Solubility in hot Water	very faint turbidity
Drying loss	max. 10.0 %

物性(参考值)

熔点	253 ℃(dec.)
水溶性	微溶
在水中的溶解度	11.9 g/l 25 ℃
溶解性(可溶于)	醇,丙酮
溶解性(微溶于)	乙醚
溶解性(不溶于)	氯仿,苯

安全信息

图形或危害标志
信号词	警告
危险性说明	H303 : 吞咽可能有害。 H315 : 造成皮肤刺激。 H319 : 造成严重眼刺激。
防范说明	P264 : 作业后彻底清洗皮肤。 P280 : 戴防护手套/戴防护眼罩/戴防护面具。 P302 + P352 : 如皮肤沾染：用水充分清洗。 P312 : 如感觉不适，呼叫急救中心/医生。 P337 + P313 : 如仍觉眼刺激：求医/就诊。 P305 + P351 + P338 : 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。 P362+P364 : 脱掉沾污的衣服，清洗后方可重新使用。 P332 + P313 : 如发生皮肤刺激：求医/就诊。

相关法规

RTECS#

LW7525000

175759

J&K

Gallic acid monohydrate

98%, ACS级

146元/25G; 437元/100G; 1442元/500G;

咨询

基本信息

分子式	C₇H₆O₅·H₂O
分子量	188.13
熔点	252
闪点	250
密度	1.694
MDL编码	MFCD00002510
Beilstein	2050274
Merck	14,4345
EINECS 编号	205-749-9

安全信息

图形或危害标志
提示语	Warning
危险说明	H315 H319 H335
防范说明	P261 P305+P351+P338
WGK	2
RTECS	LW7525000
TSCA	是

036417

Alfa Aesar

3,4,5-Trihydroxybenzoic acid monohydrate

ACS, 98+%

1192元/100g; 3996元/500g;

咨询

应用
3,4,5-Trihydroxybenzoic acid monohydrate is used in making dyes and inks, photographic developers and has been used as astringents in medically. It is also are used as antioxidants in foods.

Grade Specifications
Maximum level of impurities: Insoluble matter 0.01%, Residue after ignition 0.05%, SO₄ 0.02%

备注
Light Sensitive. Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

基本信息

MDL
MFCD00149098

EINECS
205-749-9

分子式
C₇H₆O₅?H₂O

分子量
188.14 (170.12anhy)

熔点
250° dec.

灵敏度
Light Sensitive. Ambient temperatures.

形态
White to cream powder

溶解性
Soluble in water(1.1 g/100ml).

Merck
14,4345

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

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

安全等级
26-37-60
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.This material and its container must be disposed of as hazardous waste

TSCA
是

A16303

Alfa Aesar

3,4,5-Trihydroxybenzoic acid monohydrate

99%

771元/250g; 1741元/1000g;

咨询

应用
This chemical is used for the? determination of cerium, titanium, phosphate and nitrite with the? spectrophotometry. It's also used in the manufacture of? thiazine dyes, oxazine dyes, drugs, etc.

备注
Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Hygroscopic. Light sensitive. Keep away from Strong oxidizing agents, Strong bases, Acid chlorides, Acid anhydrides.

基本信息

MDL
MFCD00149098

EINECS
205-749-9

分子式
C₇H₆O₅?H₂O

分子量
188.14 (170.12anhy)

熔点
250° dec.

灵敏度
Light Sensitive. Ambient temperatures.

形态
Powder

溶解性
It is soluble in alcohol, ether, glycerol, acetone negligible in benzene, chloroform, petroleum ether.

Merck
14,4345

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.

安全信息

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

TSCA
是

C22076

Alfa Aesar

Gallic acid monohydrate

1427元/100g; 4256元/500g; 17517元/2.5kg;

咨询

基本信息

Ref#
22076

MDL
149098

分子式
C7 H6 O5. H2 O

分子量
188.12

形态
White to cream powder

A122-500

Alfa Aesar

GALLIC ACID POWDER CERT 500G

994元/500g;

咨询

基本信息

Ref#
F52318

398225

Sigma-Aldrich

Gallic acid monohydrate

ACS reagent, ≥98.0%

926.84元/100 G; 1160.35元/500 G;

咨询

产品说明

一般描述

没食子酸一水合物是一种酚酸。对其晶体结构的研究表明，它是带有两个分子内氢键和五个分子间氢键的平面结构。没食子酸具有重要的抗氧化和抗癌活性。本文报道了没食子酸的红外和拉曼光谱研究。

应用

没食子酸一水合物可用作 Folin-Ciocalteu 光度法测定总酚含量的标准品。

包装

100, 500 g in poly bottle

基本信息

线性分子式	(HO)₃C₆H₂CO₂H · H₂O
分子量	188.13
Beilstein	2050274
EC 号	205-749-9
PubChem化学物质编号	24864730
NACRES	NA.21

产品性质

质量水平	200
等级	ACS reagent
测定	≥98.0%
杂质	≤0.01% insolubles
灼烧残渣	≤0.005%
mp	252 ℃ (dec.) (lit.)
痕量阴离子	sulfate (SO₄^2-): ≤0.02%
SMILES string	OC(=O)c1cc(O)c(O)c(O)c1
InChI	1S/C7H6O5/c8-4-1-3(7(11)12)2-5(9)6(4)10/h1-2,8-10H,(H,11,12)/p-1
InChI key	LNTHITQWFMADLM-UHFFFAOYSA-M

安全信息

储存分类代码	13 - Non Combustible Solids
WGK	WGK 2
闪点(F)	482.0 °F - closed cup
闪点(C)	250 ℃ - closed cup
个人防护装备	dust mask type N95 (US), Eyeshields, Gloves

242843

Fluorochem

3,4,5-Trihydroxybenzoic Acid Hydrate

95%

242元/100g; 5192元/2.5kg;

咨询

基本信息

CAS Number	5995-86-8
MDL Number	MFCD00149098
Melting Point	253℃

安全信息

图形或危害标志
危险性说明	H302: Harmful if swallowed. H315: Causes skin irritation. H319: Causes serious eye irritation. H332: Harmful if inhaled. 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. P270: Do not eat, drink or smoke when using this product. P271: Use only outdoors or in a well-ventilated area. P280: Wear . P301 + P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. 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). P330: Rinse mouth. 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 .