胃酶抑素 A

胃酶抑素 A 基本信息
CAS号 26305-03-3 分子式 C34H63N5O9
分子量 685.89200 精确质量  685.46300
PSA  223.26000 LogP  3.42170

基本信息 展开↓

CAS号:
26305-03-3
3D弹球模型:
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分子式:
C34H63N5O9
分子量:
685.89200
中文名称:
胃酶抑素 A
英文名称:
Pepstatin A
中文别名:
胃酶抑素 A;
胃蛋白酶抑制剂;
抑肽素
英文别名:
Pepstatin A;
PEPSTATIN A SYNTHETIC;
pepsininhibitors735a;
peptistatin A;
Isovalerylpepstatin;
procidins735a;
PepstainA;
PEPSTATIN;
pepstatine A;
ahpatininc;
IVA-VAL-VAL-STA-ALA-STA
精确分子量/精确质量:
685.46300
极性分子表面积/PSA:
223.26000
油水分配系数/LogP:

LogP值指的是某物质在正辛醇/水两相体系中的分配系数的对数值,反映了物质在油水两相中的分配情况。其中、LogP值越大,说明该物质越亲油;反之,LogP值越小,则说明该物质越亲水。
贝尔斯坦号/MDL:
MFCD00060740
EINECS:
247-600-0
PubChem:
24898620
BRN:
2201362
InChI:
InChI=1/C34H63N5O9/c1-17(2)12-23(37-33(47)31(21(9)10)39-34(48)30(20(7)8)38-27(42)14-19(5)6)25(40)15-28(43)35-22(11)32(46)36-24(13-18(3)4)26(41)16-29(44)45/h17-26,30-31,40-41H,12-16H2,1-11H3,(H,35,43)(H,36,46)(H,37,47)(H,38,42)(H,39,48)(H,44,45)/t22-,23+,2

物化性质展开↓

外观与性状:
固体
密度:
1.117 g/cm3
熔点:
233 °C (dec.)(lit.)
沸点:
997.6ºC at 760 mmHg
闪点:
557.1ºC
折射率:
1.504
蒸汽压:
0mmHg at 25°C
存储条件/存储方法:

2-8

稳定性相关:

常温常压下稳定

避免接触氧化剂

其它信息:

1.       性状: 未确定

2.       密度(g/mL,25/4):未确定

3.       相对蒸汽密度(g/mL,空气=1):未确定

4.       熔点(ºC):233

5.       沸点(ºC,常压):未确定

6.       沸点(ºC,5.2kPa):未确定

7.       折射率:未确定

8.       闪点(ºC):未确定

9.       比旋光度(º):未确定

10.    自燃点或引燃温度(ºC):未确定

11.    蒸气压(kPa,25ºC):未确定

12.    饱和蒸气压(kPa,60ºC):未确定

13.    燃烧热(KJ/mol):未确定

14.    临界温度(ºC):未确定

15.    临界压力(KPa):未确定

16.    油水(辛醇/水)分配系数的对数值:未确定

17.    爆炸上限(%,V/V):未确定

18.    爆炸下限(%,V/V):未确定

19.    溶解性:溶于甲醇

安全信息展开↓

WGK_Germany:
2
德国有关水污染物质的分类清单
安全说明:
S22-S24/25
RTECS号:
SC6155000

毒理性展开↓

CHEMICAL IDENTIFICATION

RTECS NUMBER :
SC6155000
CHEMICAL NAME :
Pepstatin A
CAS REGISTRY NUMBER :
26305-03-3
LAST UPDATED :
199612
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C34-H63-N5-O9
MOLECULAR WEIGHT :
686.02
WISWESSER LINE NOTATION :
QV1YQY1Y1&1&MVY1&MV1YQY1Y1&1&MVYY1&1&MVYY1&1&MV1Y1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PPTCBY Proceedings of the International Symposium of the Princess Takamatsu Cancer Research Fund. (Japan Scientific Soc. Press, 6-2-10 Hongo, Bunkyo-ku, Tokyo 113, Japan) 1st- 1971- Volume(issue)/page/year: 6,57,1976
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
875 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JANTAJ Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8 Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan) V.2-5, 1948-52; V.21- 1968- Volume(issue)/page/year: 23,259,1970
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PPTCBY Proceedings of the International Symposium of the Princess Takamatsu Cancer Research Fund. (Japan Scientific Soc. Press, 6-2-10 Hongo, Bunkyo-ku, Tokyo 113, Japan) 1st- 1971- Volume(issue)/page/year: 6,57,1976
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1090 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JANTAJ Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8 Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan) V.2-5, 1948-52; V.21- 1968- Volume(issue)/page/year: 23,259,1970
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JANTAJ Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8 Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan) V.2-5, 1948-52; V.21- 1968- Volume(issue)/page/year: 23,259,1970
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
450 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JANTAJ Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8 Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan) V.2-5, 1948-52; V.21- 1968- Volume(issue)/page/year: 23,259,1970
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JANTAJ Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8 Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan) V.2-5, 1948-52; V.21- 1968- Volume(issue)/page/year: 23,259,1970
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
820 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JANTAJ Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8 Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan) V.2-5, 1948-52; V.21- 1968- Volume(issue)/page/year: 23,259,1970
毒理学数据:

急性毒性:大鼠LD50>2 mg/kg;大鼠腹腔LD50875mg/kg;小鼠腹腔LD501090mg/kg

MSDS 展开↓


SECTION 1: Identification of the substance/mixture and of the company/undertaking
  Product identifiers
    Product name        : Pepstatin A    
    REACH No.        : A registration number is not available for this substance as the substance    
    or its uses are exempted from registration, the annual tonnage does not
    require a registration or the registration is envisaged for a later
    registration deadline.
    CAS-No.        : 26305-03-3    
  Relevant identified uses of the substance or mixture and uses advised against
    Identified uses        : Laboratory chemicals, Manufacture of substances    
  
  

SECTION 2: Hazards identification
  Classification of the substance or mixture
    Not a hazardous substance or mixture according to Regulation (EC) No. 1272/2008.
    This substance is not classified as dangerous according to Directive 67/548/EEC.
  Label elements
    The product does not need to be labelled in accordance with EC directives or respective national laws.
  Other hazards - none

SECTION 3: Composition/information on ingredients
  Substances
    Formula        : C34H63N5O9 C34H63N5O9    
    Molecular Weight        : 685,89 g/mol    
    CAS-No.        : 26305-03-3    
    EC-No.        : 247-600-0    
    No components need to be disclosed according to the applicable regulations.

SECTION 4: First aid measures
  Description of first aid measures
  General advice
    Consult a physician. Show this safety data sheet to the doctor in attendance.
  If inhaled
    If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.
  In case of skin contact
    Wash off with soap and plenty of water. Consult a physician.
  In case of eye contact
    Flush eyes with water as a precaution.
  If swallowed
    Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.
  Most important symptoms and effects, both acute and delayed
    The most important known symptoms and effects are described in the labelling (see section 2.2) and/or in
    section 11
  Indication of any immediate medical attention and special treatment needed
    no data available

SECTION 5: Firefighting measures
  Extinguishing media
  Suitable extinguishing media
    Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
  Special hazards arising from the substance or mixture
    Carbon oxides, nitrogen oxides (NOx)
  Advice for firefighters
    Wear self contained breathing apparatus for fire fighting if necessary.
  Further information
    no data available

SECTION 6: Accidental release measures
  Personal precautions, protective equipment and emergency procedures
    Use personal protective equipment. Avoid dust formation. Avoid breathing vapours, mist or gas. Avoid
    breathing dust.
    For personal protection see section 8.
  Environmental precautions
    Do not let product enter drains.
  Methods and materials for containment and cleaning up
    Pick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed
    containers for disposal.
  Reference to other sections
    For disposal see section 13.

SECTION 7: Handling and storage
  Precautions for safe handling
    Avoid formation of dust and aerosols.
    Provide appropriate exhaust ventilation at places where dust is formed.
    For precautions see section 2.2.
  Conditions for safe storage, including any incompatibilities
    Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
    Recommended storage temperature: 2 - 8 °C
  Specific end use(s)
    Apart from the uses mentioned in section 1.2 no other specific uses are stipulated

SECTION 8: Exposure controls/personal protection
  Control parameters
  Components with workplace control parameters
  Exposure controls
  Appropriate engineering controls
    Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and
    at the end of workday.
  Personal protective equipment
  Eye/face protection
    Use equipment for eye protection tested and approved under appropriate government standards
    such as NIOSH (US) or EN 166(EU).
  Skin protection
    Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique
    (without touching glove's outer surface) to avoid skin contact with this product. Dispose of
    contaminated gloves after use in accordance with applicable laws and good laboratory practices.
    Wash and dry hands.
    The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and
    the standard EN 374 derived from it.
  Body Protection
    Choose body protection in relation to its type, to the concentration and amount of dangerous
    substances, and to the specific work-place., The type of protective equipment must be selected
    according to the concentration and amount of the dangerous substance at the specific workplace.
  Respiratory protection
    Respiratory protection is not required. Where protection from nuisance levels of dusts are desired,
    use type N95 (US) or type P1 (EN 143) dust masks. Use respirators and components tested and
    approved under appropriate government standards such as NIOSH (US) or CEN (EU).
  Control of environmental exposure
    Do not let product enter drains.

SECTION 9: Physical and chemical properties
  Information on basic physical and chemical properties
    a) Appearance        Form: solid    
    b) Odour        no data available    
    c) Odour Threshold        no data available    
    d) pH        no data available    
    e) Melting point/freezing        Melting point/range: 233 °C    
    point
    f) Initial boiling point and no data available
    boiling range
    g) Flash point        no data available    
    h) Evapouration rate        no data available    
    i) Flammability (solid, gas) no data available
    j) Upper/lower        no data available    
    flammability or
    explosive limits
    k) Vapour pressure        no data available    
    l) Vapour density        no data available    
    m) Relative density        no data available    
    n) Water solubility        no data available    
    o) Partition coefficient: n- no data available
    octanol/water
    p) Auto-ignition        no data available    
    temperature
    q) Decomposition        no data available    
    temperature
    r) Viscosity        no data available    
    s) Explosive properties        no data available    
    t) Oxidizing properties        no data available    
  Other safety information
    no data available

SECTION 10: Stability and reactivity
  Reactivity
    no data available
  Chemical stability
    Stable under recommended storage conditions.
  Possibility of hazardous reactions
    no data available
  Conditions to avoid
    no data available
  Incompatible materials
    Strong acids, Strong bases
  Hazardous decomposition products
    Other decomposition products - no data available
    In the event of fire: see section 5

SECTION 11: Toxicological information
  Information on toxicological effects
  Acute toxicity
    LD50 Oral - rat - > 2.000 mg/kg
  Skin corrosion/irritation
    no data available
  Serious eye damage/eye irritation
    no data available
  Respiratory or skin sensitisation
    no data available
  Germ cell mutagenicity
    no data available
  Carcinogenicity
    IARC:        No component of this product present at levels greater than or equal to 0.1% is identified as    
    probable, possible or confirmed human carcinogen by IARC.
  Reproductive toxicity
    no data available
  Specific target organ toxicity - single exposure
    no data available
  Specific target organ toxicity - repeated exposure
    no data available
  Aspiration hazard
    no data available
  Additional Information
    RTECS: SC6155000
    To the best of our knowledge, the chemical, physical, and toxicological properties have not been
    thoroughly investigated.

SECTION 12: Ecological information
  Toxicity
    no data available
  Persistence and degradability
    no data available
  Bioaccumulative potential
    no data available
  Mobility in soil
    no data available
  Results of PBT and vPvB assessment
    PBT/vPvB assessment not available as chemical safety assessment not required/not conducted
  Other adverse effects
    no data available

SECTION 13: Disposal considerations
  Waste treatment methods
  Product
    Offer surplus and non-recyclable solutions to a licensed disposal company. Dissolve or mix the material
    with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber.
  Contaminated packaging
    Dispose of as unused product.

SECTION 14: Transport information
  UN number
    ADR/RID: -        IMDG: -        IATA: -    
  UN proper shipping name
    ADR/RID: Not dangerous goods
    IMDG: Not dangerous goods
    IATA:        Not dangerous goods    
  Transport hazard class(es)
    ADR/RID: -        IMDG: -        IATA: -    
  Packaging group
    ADR/RID: -        IMDG: -        IATA: -    
  Environmental hazards
    ADR/RID: no        IMDG Marine pollutant: no        IATA: no    
  Special precautions for user
    no data available



SECTION 15 - REGULATORY INFORMATION
N/A


SECTION 16 - ADDITIONAL INFORMATION
N/A

分子结构与计算化学数据展开↓

分子结构数据


1   摩尔折射率:181.82

2   摩尔体积m3/mol613.6

3   等张比容(90.2K):1573.8

4   表面张力dyne/cm43.2

5   极化率10-24cm372.08

 

计算化学数据


1、   疏水参数计算参考值(XlogP):3

2、   氢键供体数量:8

3、   氢键受体数量:9

4、   可旋转化学键数量:22

5、   互变异构体数量:32

6、   拓扑分子极性表面积(TPSA):223

7、   重原子数量:48

8、   表面电荷:0

9、   复杂度:1060

10、   同位素原子数量:0

11、   确定原子立构中心数量:7

12、   不确定原子立构中心数量:0

13、   确定化学键立构中心数量:0

14、   不确定化学键立构中心数量:0

15、   共价键单元数量:1

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