| 货号 | 品牌 | 产品名称 | 规格 | 包装、参考价格 | 详情 |
| D870985 | MACKLIN | 2,4-二羟基苯酰肼 | 98% | 46元/250mg; 104元/1g; 234元/5g; 958元/25g; 3600元/100g; | 展开 |
储存：室温,存于惰性气体中 状态：白色到橙色到棕褐色粉末或晶体 |
| D4784 | TCI | 2,4-Dihydroxybenzohydrazide | >98.0%(T)(HPLC) | 910元/5G; | 展开 |
基本信息 | 纯度/分析方法 | >98.0%(T)(HPLC) | | 分子式/分子量 | C7H8N2O3 = 168.15 | | 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 | 空气 | | Reaxys-RN | 2641320 | | PubChem物质ID | 354333735 | | MDL编号 | MFCD00017053 |
技术规格 | Appearance | White to Light yellow to Light orange powder to crystal | | Purity(HPLC) | min. 98.0 area% | | Purity(Nonaqueous Titration) | min. 98.0 % |
物性(参考值) | 熔点 | 236 ℃(dec.) | | 最大吸收波长 | 294(H2O) nm | | 溶解性(可溶于) | 二甲基甲酰胺 |
安全信息 | 图形或危害标志 |  | | 信号词 | 警告 | | 危险性说明 | 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。
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。
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| L09918 | Alfa Aesar | 2,4-Dihydroxybenzhydrazide | 95% | 2193元/5g; 8517元/25g; | 展开 |
基本信息 MDL
MFCD00017053 分子式
C7H8N2O3 分子量
168.15 熔点
240-242° Beilstein
2641320 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
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. TSCA
否 |
| 538582 | Sigma-Aldrich | 2,4-Dihydroxybenzoic acid hydrazide | 97% | 1630.96元/25 G; | 展开 |
产品说明 一般描述 2,4-Dihydroxybenzoic acid hydrazide is a phenolic hydrazide. 2,4-Dihydroxybenzohydrazide can be prepared by employing ethyl 2,4-dihydroxybenzoate and hydrazine hydrate as starting reagent. 应用 2,4-Dihydroxybenzoic acid hydrazide may be used in the synthesis of: - 2,4-dihydroxy-N′-(4-methoxybenzylidene)benzohydrazide
- 2,4-dihydroxy-N′-(2-hydroxy-4-methoxybenzylidene)benzohydrazide
- (E)-2,4-dihydroxy-N′-(2-hydroxy-3-methoxy-5-nitrobenzylidene) benzohydrazide dihydrate
- [N′-(5-chloro-2-oxidobenzyl-κO)-2,4-dihydroxybenzohydrazidato-κ2N′,O](methanol-κO)dioxidomolybdenum(VI)–4,4′-bipyridine
- (E)-N′-(3,4-dimethoxybenzylidene)-2,4-dihydroxybenzohydrazide methanol solvate
包装 25 g in glass bottle 基本信息 | 线性分子式 | (OH)2C6H3CONHNH2 | | 分子量 | 168.15 | | MDL编号 | MFCD00017053 | | PubChem化学物质编号 | 24878343 | | NACRES | NA.22 |
产品性质 | 质量水平 | 100 | | 测定 | 97% | | mp | 247-250 ℃ (lit.) | | SMILES string | NNC(=O)c1ccc(O)cc1O | | InChI | 1S/C7H8N2O3/c8-9-7(12)5-2-1-4(10)3-6(5)11/h1-3,10-11H,8H2,(H,9,12) | | InChI key | GOPUHTXVZGIOHN-UHFFFAOYSA-N |
安全信息 | 象形图 | | | 警示用语： | Warning | | 危险声明 | H315 - H319 - H335 | | 预防措施声明 | P302 + P352 - P305 + P351 + P338 | | 危险分类 | Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3 | | 靶器官 | Respiratory system | | 储存分类代码 | 11 - Combustible Solids | | WGK | WGK 3 | | 闪点(F) | Not applicable | | 闪点(C) | Not applicable | | 个人防护装备 | dust mask type N95 (US), Eyeshields, Gloves |
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| 018558 | Fluorochem | 2,4-Dihydroxybenzhydrazide | >98.0%(HPLC)(T) | 264元/1g; 594元/5g; 2354元/25g; 7348元/100g; | 展开 |
基本信息 | CAS Number | 13221-86-8 | | MDL Number | MFCD00017053 | | Melting Point | 240-242℃ |
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 .
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