CAS NO:860-22-0; 食用靛蓝

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CAS:

860-22-0

分子式:

C16H8N2Na2O8S2

分子量:

466.360

熔点:

>300°C

密度:

1.01 g/mL at 20 °C

中文名称:

食用靛蓝

食用色素蓝2号

酸性靛蓝

2(1,3-二氢-3-氧代-5-磺基-2H-吲哚-2-亚基)-2,3-二氢-3-氧代-1H-吲哚-5-磺酸二钠盐

靛蓝二磺酸钠

靛胭脂

英文名称:

1H-Indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-5-sulfo-2h-indol-2-ylidene)-2,3-dihydro-3-oxo-, disodium salt

Indigo-5,5'-disulphonic acid, disodium salt

2')-biindoline)-5,5'-disulfonic acid, 3,3'-dioxo-(delta(sup disodium salt

1H-Indole-5-sulfonic acid,2-(1,3-dihydro-3-oxo-5-sulfo-2h-indol-2-ylidene)-2,3-dihydro-3-oxo-,disodium salt

12070 blue

1311 blue

acid blue 74

1h-indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-5-sulfo-2h-indol-2-ylidene)-2,3

indigocarmine

5,5'-indigotindisulfonic acid

a.f. blue no. 2

acid blue w

acid leather blue ic

airedale blue in

amacid brilliant blue

aniline carmine powder

atul indigo carmine

bucacid indigotine b

c.i. 73015

c.i. 75781

c.i. acid blue 74

c.i. food blue 1

c.i. food blue 1, disodium salt

c.i. natural blue 2

canacert indigo carmine

carmine blue (biological stain)

cilefa blue r

disodium indigo-5,5-disulfonate

disodium salt of 1-indigotin-s,s'-disulphonic acid

dolkwal indigo carmine

e 132

edicol supra blue x

fd and c blue no. 2

grape blue a geigy

hd indigo carmine

hd indigo carmine supra

hexacert blue no. 2

hexacol indigo carmine supra

indigo carmine

indigo carmine (biological stain)

indigo carmine a

indigo carmine ac

indigo carmine bp

indigo carmine conc. fq

indigo carmine disodium salt

indigo carmine powder

indigo carmine x

indigo disulfonate (biological stain)

indigo extract

indigo-karmin

indigotin i

indigotin-5,5'-disulfonic acid disodium salt

indigotine

indigotine b

indigotine blue lz

indigotine conc. powder

indigotine disodium salt

indigotine extra pure a

indigotine i

indigotine lake

indigotine n

indocarmine f

intense blue

l-blau 2

maple indigo carmine

mitsui indigo carmine

modr kysela 74

modr pigment 63

modr potravinarska 1

murabba

sachsischblau

san-ei indigo carmine

schultz nr. 1309

sodium 5,5'-indigotidisulfonate

sodium indigotindisulfonate

soluble indigo

sumitomo wool blue sbc

usacert blue no. 2

5,5'-Indigodisulfonic acid,disodium salt

FD& C Blue No 2

C.I.Acid blue 74

Indigo-5,5'-disulphonic acid,disodium salt

C.I.Food blue 1(73015)

1H-Indole-5-sulfonic acid,2-(1,3-d

性质描述:

蓝色粉末。1g可溶于约100ml，25℃水，对水的溶解度较其他食用合成色素低，0.05%水溶液呈蓝色。溶于甘油，丙二醇，微溶于乙醇，不溶于油脂。遇浓硫酸呈深蓝色，稀释后呈蓝色，它的水溶液加氢氧化钠呈绿至黄绿色。耐光性耐热性差，对柠檬酸、酒石酸和碱不稳定。

生产方法:

由靛蓝粉经浓硫酸磺化后，加水稀释，用碳酸钠中和，再经盐析，精制而得。每吨产品消耗靛蓝粉（100%）210kg。

用途:

用于食品、医药和日用化妆品的着色。食用靛蓝为食用合成色素。食用色素是用于食品着色的一类添加剂，包括合成色素和天然色素，总数逾60种。

推荐供应商

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I992018	MACKLIN	靛蓝标准溶液	1000μg/mL, 基体: 水	400元/1ml;	展开
储存：2-8°C, 避光状态：深蓝到极深蓝和深紫色到极深紫色和蓝紫色粉
I811721	MACKLIN	靛蓝二磺酸钠	Biological stain	52元/25g; 98元/100g; 401元/500g;	展开
储存：室温,避光状态：暗蓝色粉末折射率：n20/D 1.335
I794371	MACKLIN	靛蓝二磺酸钠	10mM in DMSO	185元/1ml;	展开
储存：-20°C 状态：深蓝到极深蓝和深紫色到极深紫色和蓝紫色粉
I799529	MACKLIN	靛蓝二磺酸钠	96%, 指示剂(pH 11.5-14.0)	68元/5g; 171元/25g; 499元/100g;	展开
储存：室温状态：蓝色到暗蓝色和紫色到暗紫色粉末
I811722	MACKLIN	靛蓝二磺酸钠	试剂级, 90.0%	39元/10g; 118元/50g; 423元/250g; 1299元/1kg;	展开
储存：室温,避光状态：暗蓝色到非常暗蓝色和暗紫色到非常暗紫色和蓝色-紫色粉末折射率：n20/D 1.335
I811720	MACKLIN	靛蓝二磺酸钠	96%,高纯级	82元/5g; 280元/25g; 673元/100g; 2696元/500g;	展开
储存：室温,避光状态：暗蓝色或紫色粉末折射率：n20/D 1.335