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markjun

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zeng-haochen

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

4,4'-Dimethylbiphenyl
Synonyms: p,p'-Bitoluene; 4,4'-dimethyl-1,1'-biphenyl
Molecular Formula:  C14H14  
Formula Weight:  182.26  
Registry number:  613-33-2  
MDL number:  MFCD00008545  
Melting point:  117-122 ¡ãC  
Boiling point:  295 ¡ãC
Qty / UM Catalog Price (CNY)
1 GR  116080010  370  

Physical State: Crystalline powder
Color: white - light yellow
Personal Protective Equipment  
Eyes: Wear safety glasses and chemical goggles
if splashing is possible.  
Skin: Wear appropriate protective gloves
to prevent skin exposure.  
Clothing: Wear appropriate protective
clothing to minimize contact with skin.  
Respirators: Wear a NIOSH/MSHA or European
Standard EN 149 approved full-facepiece
airline respirator in the positive pressure mode
with emergency escape provisions.


[ Last edited by zeng-haochen on 2007-6-22 at 22:06 ]
3Â¥2007-06-22 22:03:16
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²é¿´È«²¿ 4 ¸ö»Ø´ð

sailing2007

ľ³æ (ÕýʽдÊÖ)

³¬¼¶Ë®Éñ

¡ï ¡ï
markjun(½ð±Ò+2):лл
CAS:  613-33-2
·Ö×Óʽ:  C14H14
·Ö×ÓÁ¿:  182.26
·Ðµã:  295¡æ
ÈÛµã:  117-122¡æ
ÖÐÎÄÃû³Æ:  ¶þ¼×»ùÁª±½ ÔÙËÑË÷


Ó¢ÎÄÃû³Æ:  4,4'-dimethylbiphenyl ÔÙËÑË÷

4,4'-dimethyl-1,1'-biphenyl ÔÙËÑË÷

p,p'-bitolyl ÔÙËÑË÷

4,4'-bitolyl ÔÙËÑË÷

1-methyl-4-(4-methylphenyl)benzene ÔÙËÑË÷

1,1'-biphenyl,4,4'-dimethyl-

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2Â¥2007-06-22 20:42:57
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KSc

Òø³æ (СÓÐÃûÆø)

4,4'£­¶þ¼×»ùÁª±½
                            4,4'£­Dimethylbiphenyl
CasºÅ:          613£­33£­2
·Ö×Óʽ:        CH3C6H4C6H4CH3
·Ö×ÓÁ¿:        182.27
½á¹¹Ê½:         ¡¡¡¡¡¡¡¡¡¡
¡¡¡¡¡¡¡¡¡¡   CH3£­¡¡£­¡¡£­CH3
                                  
ÐÔ×´:           ÀâÖù×´¾§Ìå¡£ÈÜÓÚÒÒÃÑ¡¢±ûͪ¡¢±½ºÍ¶þÁò»¯Ì¼£¬Î¢ÈÜÓÚÒÒ´¼£¬²»ÈÜÓÚË®¡£Ïà¶ÔÃܶÈ0.917¡£ÈÛµã125¡æ¡£·Ðµã295¡æ¡£
ÖÊÁ¿±ê×¼:     assay    97%
                  bp       295¡æ(lit.)
                  mp      118£­120¡æ(lit.)
Öü´æ:          ÃÜ·â±£´æ¡£
ÓÃ;:          ÓлúºÏ³É¡£
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