845-10-3
中文名稱
甲基紅鈉鹽
英文名稱
Methyl Red sodium salt
CAS
845-10-3
EINECS 編號(hào)
212-682-9
分子式
C15H15N3O2
MDL 編號(hào)
MFCD00002425
分子量
269.3
MOL 文件
845-10-3.mol
更新日期
2025/01/03 13:05:40
845-10-3 結(jié)構(gòu)式
基本信息
中文別名
甲基紅鈉鹽2-[4-(二甲基氨基)苯基偶氮]苯甲酸鈉鹽
甲基紅鈉
甲基紅 鈉鹽, ACS
甲基紅, 0.1% W/V SOLUTION IN ETHANOL
甲基紅 鈉鹽, 0.02% W/V AQ. SOLN.
英文別名
2-[4-(DIMETHYLAMINO)PHENYLAZO]BENZOIC ACID2-[4-(DIMETHYLAMINO)PHENYLAZO]BENZOIC ACID, SODIUM SALT
4-DIMETHYLAMINOAZOBENZENE-2'-CARBOXYLIC ACID
4-DIMETHYLAMINOAZOBENZENE-2-CARBOXYLIC ACID
4-DIMETHYLAMINOAZOBENZENE-2'-CARBOXYLIC ACID SODIUM SALT
ACID RED
ACID RED 2
ACID RED 2 SODIUM SALT
ACID RED 2, WATER SOLUBLE
CI 13020
CI NO 13020
METHYL RED
METHYL RED ETHANOL
METHYL RED INDICATOR
METHYL RED MIXED SOLUTION
METHYL RED MIXED SOLUTION R
METHYL RED, NEUTRAL
METHYL RED SODIUM SALT
METHYL RED SOLUTION R
METHYL RED, SPIRIT SOLUBLE
所屬類別
生物化工：酸堿指示劑物理化學(xué)性質(zhì)
熔點(diǎn)178-182 °C
沸點(diǎn)64.7 °C
堆積密度360kg/m3
密度0.791
閃點(diǎn)12 °C
儲(chǔ)存條件Store at RT.
溶解度H2O: soluble
色指數(shù)13020
酸度系數(shù)(pKa)2.3, 5.0(at 25℃)
形態(tài)固體
顏色白色至黃色或米色，遇光變暗
PH值8.2 (10g/l, H2O, 25℃)
氣味 (Odor)Odorless
酸堿指示劑變色ph值范圍Red (1.2) to orange (3.4);Red (4.2) to yellow (6.3)
水溶解性Soluble in water. Slightly soluble in ethanol.
最大波長(zhǎng)(λmax)437nm, 410nm, 493nm
BRN4065488
穩(wěn)定性Reported to be unstable, but this is probably a mistake on a commercial MSDS sheet. Incompatible with strong oxidizing agents.
主要應(yīng)用optical fibers, liquid crystal cells, holography, inks, toner, corrosion inhibitor, detergent
CAS 數(shù)據(jù)庫(kù)845-10-3(CAS DataBase Reference)
EPA化學(xué)物質(zhì)信息Benzoic acid, 2-[[4-(dimethylamino)phenyl]azo]-, sodium salt (845-10-3)
安全數(shù)據(jù)
警示詞警告
危險(xiǎn)性描述H319-H302-H332-H335-H315-H312
危險(xiǎn)品標(biāo)志Xn
危險(xiǎn)類別碼R40
安全說明S36/37-S24/25
危險(xiǎn)品運(yùn)輸編號(hào)UN 1170 3/PG 2
WGK Germany3
TSCAYes
危險(xiǎn)等級(jí)3
包裝類別II
海關(guān)編碼29270000
知名試劑公司產(chǎn)品信息
Acros Organics
甲基紅鈉Methyl Red, sodium salt, indicator, pure(845-10-3)
Sigma Aldrich
845-10-3(sigmaaldrich)TCI Shanghai
甲基紅鈉鹽Methyl Red Sodium Salt(845-10-3)
甲基紅鈉鹽價(jià)格(試劑級(jí))
| 報(bào)價(jià)日期 | 產(chǎn)品編號(hào) | 產(chǎn)品名稱 | CAS號(hào) | 包裝 | 價(jià)格 |
| 2024/11/11 | XW08451034 | 甲基紅鈉鹽 methyl red sodium salt;4-dimethylaminoazobenzene-2'-carboxylic acid sodium salt | 845-10-3 | 100G | 369元 |
| 2024/11/11 | XW08451032 | 甲基紅鈉鹽 methyl red sodium salt;4-dimethylaminoazobenzene-2'-carboxylic acid sodium salt | 845-10-3 | 25G | 104元 |
| 2024/11/08 | A17455 | 甲基紅 鈉鹽 Methyl Red sodium salt | 845-10-3 | 25g | 269元 |