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2-萘酚-3,6-二磺酸二钠

2-萘酚-3,6-二磺酸二钠用途

【用途一】
用于制食用色素、偶氮染料、感光复印纸等
【用途二】
用作荧光指示剂，也用于合成偶氮染料
【用途三】
用于生产食用色素、偶氮染料、感光复印纸。

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2-萘酚-3,6-二磺酸二钠名称

[ CAS 号 ]:
135-51-3

[ 中文名 ]:
2-萘酚-3,6-二磺酸二钠

[ 英文名 ]:
Disodium 3-hydroxy-2,7-naphthalenedisulfonate

[中文别名 ]:

[英文别名 ]:

MFCD00065915
Disodium 2-naphthol-3,6-disulfonate
2-Naphthol-3,6-disulfonic Acid Disodium Salt
EINECS 205-196-3
R Acid Disodium Salt
Disodium 3-hydroxy-2,7-naphthalenedisulfonate
Sodium 3-hydroxynaphthalene-2,7-disulfonate
disodium 3-hydroxynaphthalene-2,7-disulfonate

2-萘酚-3,6-二磺酸二钠物理化学性质

[ 熔点 ]:
107ºC

[ 分子式 ]:
C₁₀H₆Na₂O₇S₂

[ 分子量 ]:
348.260

[ 精确质量 ]:
347.935028

[ PSA ]:
151.39000

[ LogP ]:
2.51520

[ 外观性状 ]:
白色至灰色-黄色粉末

[ 储存条件 ]:
室温

[ 稳定性 ]:
Stable. Incompatible with strong oxidizing agents.

[ 水溶解性 ]:
水溶性：可溶；可溶于：乙醇；不溶：乙醚

2-萘酚-3,6-二磺酸二钠MSDS

详细MSDS(安全技术说明书)

2-萘酚-3,6-二磺酸二钠毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QJ6477000

CHEMICAL NAME :: 2,7-Naphthalenedisulfonic acid, 3-hydroxy-, disodium salt

CAS REGISTRY NUMBER :: 135-51-3

LAST UPDATED :: 199701

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C10-H6-O7-S2.2Na

MOLECULAR WEIGHT :: 348.26

WISWESSER LINE NOTATION :: L66J CQ DSWO HSWO &-NA- 2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 2 gm/kg

SEX/DURATION :: female 1-20 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 11,355,1973

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 300 mg/kg

SEX/DURATION :: female 1-20 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - musculoskeletal system

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 11,355,1973 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2877 No. of Facilities: 21 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 170 (estimated) No. of Female Employees: 103 (estimated)

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2-萘酚-3,6-二磺酸二钠安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H315-H319

[ 警示性声明 ]:
P305 + P351 + P338

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Gloves

[ 危害码 (欧洲) ]:
Xi:Irritant;

[ 风险声明 (欧洲) ]:
R36/38

[ 安全声明 (欧洲) ]:
S26-S36

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
3

[ RTECS号 ]:
QJ6477000

[ 海关编码 ]:
2922210000

2-萘酚-3,6-二磺酸二钠上下游产品

2-萘酚-3,6-二磺酸二钠上游产品

2-萘酚-3,6-二磺酸二钠下游产品

2-萘酚-3,6-二磺酸二钠制备

由2-萘酚磺化、盐析制取G盐时，还副产部分R酸，经分离G盐后的废酸将其用氯化钠盐析即得R盐。向盐析釜内先加入饱和氯化钠溶液，预热至30℃，再加入由2-萘酚磺化、盐析、分离G盐后的R酸液，搅拌1~2min，静置，用吸滤器吸滤。然后用饱和氯化钠溶液洗涤3~4次，吸干即得成品R盐。

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2-萘酚-3,6-二磺酸二钠海关

[ 海关编码 ]: 2908999090

[ 中文概述 ]:
2908999090 其他酚及酚醇的卤化等衍生物（包括其磺化、硝化或亚硝化衍生物）. 增值税率:17.0% 退税率:9.0% 监管条件:无最惠国关税:5.5% 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ Summary ]:
2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

2-萘酚-3,6-二磺酸二钠文献

Rapid pH and deltamuH+ jump by short laser pulse.

J. Biochem. Biophys. Methods 1(1) , 9-19, (1979)

The excited state (S1) of sulfononaphthols has a pK value well below that of the ground state, consequently intensive illumination of their aqueous solution should lead to acidification. In this study...

Kinetic analysis of protonation of a specific site on a buffered surface of a macromolecular body.

Biochemistry 24(12) , 2941-6, (1985)

The kinetics of protonation of a specific site on a macromolecular structure (micelle) in buffered solution was studied with the purpose of evaluating the effect of buffer on the observed dynamics. Th...

Effect of buffer on kinetics of proton equilibration with a protonable group.

Biochemistry 24(12) , 2937-41, (1985)

The laser-induced proton pulse generates a massive, brief, proton pulse capable of perturbing biochemical equilibria. The time resolution of the monitoring system can follow the diffusion-controlled p...

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2-萘酚-3,6-二磺酸二钠

2-萘酚-3,6-二磺酸二钠用途

2-萘酚-3,6-二磺酸二钠名称

2-萘酚-3,6-二磺酸二钠物理化学性质

2-萘酚-3,6-二磺酸二钠MSDS

详细MSDS(安全技术说明书)

2-萘酚-3,6-二磺酸二钠毒性和生态

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

2-萘酚-3,6-二磺酸二钠安全信息

2-萘酚-3,6-二磺酸二钠上下游产品

2-萘酚-3,6-二磺酸二钠上游产品

2-萘酚-3,6-二磺酸二钠下游产品

2-萘酚-3,6-二磺酸二钠制备

2-萘酚-3,6-二磺酸二钠海关

2-萘酚-3,6-二磺酸二钠文献

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